Fait mathématique: 4276 is the number of (not necessarily distinct) sets of Egyptian fractions that sum to 1 with smallest fraction 1/26.
Culture générale: 4276 is an unremarkable number.
Date historique: September 15th is the day in 1972 that a Scandinavian Airlines System domestic flight from Gothenburg to Stockholm is hijacked and flown to Malmö-Bulltofta Airport.