general_fact: 19626 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 19626 is a boring number.
trivia: 19626 is an uninteresting number.
historical_date: September 24th is the day in 1877 that Battle of Shiroyama, decisive victory of the Imperial Japanese Army over the Satsuma Rebellion.