Fait mathématique: 6385 is the number of ways to stack 18 pennies in a line so that each penny lies on the table or on two pennies.
Culture générale: 6385 is a boring number.
Date historique: June 24th is the day in 1880 that First performance of O Canada, the song that would become the national anthem of Canada, at the Congrès national des Canadiens-Français.