general_fact: 46723 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 46723 is an uninteresting number.
trivia: 46723 is an unremarkable number.
historical_date: December 3rd is the day in 1960 that the musical Camelot debuted at the Majestic Theatre on Broadway, and would become associated with the Kennedy administration.