general_fact: 47604 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 47604 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 47604 is a boring number.
historical_date: May 2nd is the day in 1889 that Menelik II, Emperor of Ethiopia, signs a treaty of amity with Italy, which gives Italy control over Eritrea.