Fait général: 9726 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 9726 is the smallest number in base 5 whose square contains the same digits in the same proportion.
Culture générale: 9726 is an uninteresting number.
Date historique: August 17th is the day in 1907 that Pike Place Market, a popular tourist destination and registered historic district in Seattle, opened.