Ouagadougou is the capital of Burkina Faso and the administrative, communications, cultural, and economic centre of the nation. It is also the country's largest city, with a population of 2,200,000 in 2015. The city's name is often shortened to Ouaga. The inhabitants are called ouagalais. The spelling of the name Ouagadougou is derived from the French orthography common in former French African colonies.