56015404 has 12 divisors (see below), whose sum is σ = 98244664. Its totient is φ = 27945504.

The previous prime is 56015381. The next prime is 56015423. The reversal of 56015404 is 40451065.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13494 + ... + 17149.

Almost surely, 2^56015404 is an apocalyptic number.

It is an amenable number.

56015404 is a deficient number, since it is larger than the sum of its proper divisors (42229260).

56015404 is a wasteful number, since it uses less digits than its factorization.

56015404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31104 (or 31102 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 56015404 is about 7484.3439258228. The cubic root of 56015404 is about 382.6213128527.

Adding to 56015404 its reverse (40451065), we get a palindrome (96466469).

The spelling of 56015404 in words is "fifty-six million, fifteen thousand, four hundred four".