According to New World Wealth, Mumbai is the richest city in the country followed by Delhi and Bengaluru in the second and third place, respectively.

Delhi is home to 23,000 millionaires and 18 billionaires with a total wealth of USD 450 billion, while Bengaluru with a total wealth of USD 320 billion houses 7,700 millionaires and 8 billionaires.

The list also includes Hyderabad with a total wealth of USD 310 billion. Hyderabad is home to 9,000 millionaires and 6 billionaires.

Kolkata home to 9,600 millionaires and 4 billionaires has a total wealth of USD 290 billion, Pune (total wealth of USD 180 billion, has 4,500 millionaires and 5 billionaires), Chennai (USD 150 billion, 6,600 millionaires, 4 billionaires) and Gurgaon (USD 110 billion with 4,000 millionaires and 2 billionaires).

Some of the other emerging cities in terms of total wealth include, Surat, Ahmedabad, Visakhapatnam, Goa, Chandigarh, Jaipur and Vadodara.

The total wealth held in the country amounts to USD 6.2 trillion (as of December 2016) and the country is home to 264,000 millionaires and 95 billionaires in total.

"Over the next decade, India is expected to benefit from strong growth in the local financial services, IT, real estate, healthcare and media sectors. In particular, the local hospital services and health insurance sectors are expected to grow strongly. Hyderabad, Pune and Bangalore are expected to lead the pack in terms of wealth growth," the report said.

Millionaires or High Net Worth Individuals (HNWIs) refer to individuals with net assets of USD 1 million or more.

The report also jotted down some of the affluent suburbs in the country. In Mumbai localities like Bandra, Juhu, Goregaon, Parel, Worli, Palm Beach Road were named as the richest, in Delhi it was (Westend Greens, Dera Mandi, Greater Kailash, Lutyens), in Kolkata (Ballygunge, Alipore) and in Chennai (Boat Club Road, Poes Garden).