402879 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a D-number.
It is a Duffinian number.
402879 is strictly pandigital in base 7.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 402879.
2402879 is an apocalyptic number.
402879 is a wasteful number, since it uses less digits than its factorization.
402879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134296.
The square root of 402879 is about 634.7275005859. The cubic root of 402879 is about 73.8569796662.
The spelling of 402879 in words is "four hundred two thousand, eight hundred seventy-nine".