56638363 has 8 divisors (see below), whose sum is σ = 58712400. Its totient is φ = 54572448.

The previous prime is 56638349. The next prime is 56638367. The reversal of 56638363 is 36383665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56638363 - 2⁵ = 56638331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56638367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14593 + ... + 18061.

It is an arithmetic number, because the mean of its divisors is an integer number (7339050).

Almost surely, 2^56638363 is an apocalyptic number.

56638363 is a deficient number, since it is larger than the sum of its proper divisors (2074037).

56638363 is a wasteful number, since it uses less digits than its factorization.

56638363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4061.

The product of its digits is 233280, while the sum is 40.

The square root of 56638363 is about 7525.8463311444. The cubic root of 56638363 is about 384.0344908075.

The spelling of 56638363 in words is "fifty-six million, six hundred thirty-eight thousand, three hundred sixty-three".