Fait général: 18449 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 18449 is a boring number.
Culture générale: 18449 is a boring number.
Date historique: July 5th is the day in 2009 that a series of violent riots break out in Ürümqi, the capital city of the Xinjiang Uyghur Autonomous Region in China.