general_fact: 1862 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 1862 is the number of Chess positions that can be reached in only one way after 2 moves by white and 1 move by black.
trivia: 1862 is an unremarkable number.
historical_date: February 4th is the day in 1846 that the first Mormon pioneers make their exodus from Nauvoo, Illinois, westward towards Utah Territory.