Fait mathématique: 22750 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 22750 is a boring number.
Date historique: April 14th is the day in 1294 that Temür, grandson of Kublai, is elected Khagan of the Mongols and Emperor of the Yuan Dynasty with the reigning titles Oljeitu and Chengzong.