56115632 has 10 divisors (see below), whose sum is σ = 108724068. Its totient is φ = 28057808.

The previous prime is 56115629. The next prime is 56115637. The reversal of 56115632 is 23651165.

It is a junction number, because it is equal to n+sod(n) for n = 56115595 and 56115604.

It is not an unprimeable number, because it can be changed into a prime (56115637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1753598 + ... + 1753629.

Almost surely, 2^56115632 is an apocalyptic number.

It is an amenable number.

56115632 is a deficient number, since it is larger than the sum of its proper divisors (52608436).

56115632 is a wasteful number, since it uses less digits than its factorization.

56115632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507235 (or 3507229 counting only the distinct ones).

The product of its digits is 5400, while the sum is 29.

The square root of 56115632 is about 7491.0367773760. The cubic root of 56115632 is about 382.8493841579.

Adding to 56115632 its reverse (23651165), we get a palindrome (79766797).

The spelling of 56115632 in words is "fifty-six million, one hundred fifteen thousand, six hundred thirty-two".