56338881 has 8 divisors (see below), whose sum is σ = 75236160. Its totient is φ = 37500432.

The previous prime is 56338871. The next prime is 56338883. The reversal of 56338881 is 18883365.

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

It is not a de Polignac number, because 56338881 - 2⁹ = 56338369 is a prime.

It is a super-2 number, since 2×56338881² = 6348139024664322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56338883) 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, 12421 + ... + 16338.

It is an arithmetic number, because the mean of its divisors is an integer number (9404520).

Almost surely, 2^56338881 is an apocalyptic number.

It is an amenable number.

56338881 is a deficient number, since it is larger than the sum of its proper divisors (18897279).

56338881 is a wasteful number, since it uses less digits than its factorization.

56338881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29415.

The product of its digits is 138240, while the sum is 42.

The square root of 56338881 is about 7505.9230611564. The cubic root of 56338881 is about 383.3564184375.

The spelling of 56338881 in words is "fifty-six million, three hundred thirty-eight thousand, eight hundred eighty-one".