general_fact: 42764 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 42764 is an uninteresting number.
trivia: 42764 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: January 30th is the day in 1975 that the Monitor National Marine Sanctuary is established as the first United States National Marine Sanctuary.