Fatto generale: 82406 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 82406 is a boring number.
Trivia: 82406 is an uninteresting number.
Data storica: August 14th is the day in 1921 that Tannu Tuva, later Tuvinian People's Republic is established as a completely independent country (which is supported by Soviet Russia).