57093402 has 64 divisors (see below), whose sum is σ = 124104960. Its totient is φ = 17472000.

The previous prime is 57093389. The next prime is 57093419. The reversal of 57093402 is 20439075.

It is a self number, because there is not a number n which added to its sum of digits gives 57093402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 378027 + ... + 378177.

It is an arithmetic number, because the mean of its divisors is an integer number (1939140).

Almost surely, 2^57093402 is an apocalyptic number.

57093402 is an abundant number, since it is smaller than the sum of its proper divisors (67011558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57093402 is a wasteful number, since it uses less digits than its factorization.

57093402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 57093402 is about 7556.0176018853. The cubic root of 57093402 is about 385.0602075965.

The spelling of 57093402 in words is "fifty-seven million, ninety-three thousand, four hundred two".