What are the 10 biggest cities in the world?

The Largest Cities in the World
Rank ?City Estimated Population
1 Shanghai 24,256,800
2 Beijing 21,516,000
3 Delhi 16,787,941
4 Lagos 16,060,303

How many of the world's megacities are in China?

Then there are the megacities. Here the population, including satellite towns, exceeds 10 million. There are six such cities in China, according to the United Nations: Shanghai, Beijing, Chongqing, Guangzhou, Tianjin and Shenzhen.

What makes a city a megacity?

A megacity is a very large city, typically with a total population in excess of 10 million people. A megacity can be a single metropolitan area or two or more metropolitan areas that converge. The terms conurbation, metropolis, and metroplex are also applied to the latter.
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