general_fact: 20264 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 20264 is an unremarkable number.
trivia: 20264 is a boring number.
historical_date: 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.