math_fact: 88546 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 88546 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: June 6th is the day in 1822 that Alexis St. Martin accidentally shot in the stomach, which leads way to William Beaumont's studies on digestion.