Fait mathématique: 85525 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 85525 is an unremarkable number.
Date historique: February 27th is the day in 1626 that Yuan Chonghuan is appointed Governor of Liaodong, after he led the Chinese into a great victory against the Manchurians under Nurhaci.