56403115 has 32 divisors (see below), whose sum is σ = 75168000. Its totient is φ = 40457088.

The previous prime is 56403097. The next prime is 56403121. The reversal of 56403115 is 51130465.

It is not a de Polignac number, because 56403115 - 2²³ = 48014507 is a prime.

It is a super-2 number, since 2×56403115² = 6362622763406450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56403115.

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, 162372 + ... + 162718.

It is an arithmetic number, because the mean of its divisors is an integer number (2349000).

Almost surely, 2^56403115 is an apocalyptic number.

56403115 is a deficient number, since it is larger than the sum of its proper divisors (18764885).

56403115 is a wasteful number, since it uses less digits than its factorization.

56403115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 56403115 is about 7510.2007296743. The cubic root of 56403115 is about 383.5020559513.

The spelling of 56403115 in words is "fifty-six million, four hundred three thousand, one hundred fifteen".