Fait mathématique: 9289 is a Tetranacci-like number starting from 1, 1, 1, and 1.
Culture générale: 9289 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: June 6th is the day in 1809 that Sweden promulgates a new Constitution, which restores political power to the Riksdag of the Estates after 20 years of Enlightened absolutism.