general_fact: 86852 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 86852 is a boring number.
trivia: 86852 is an uninteresting number.
historical_date: October 16th is the day in 1978 that Wanda Rutkiewicz is the first Pole and the first European woman to reach the summit of Mount Everest.