56108638 has 8 divisors (see below), whose sum is σ = 87822288. Its totient is φ = 26834544.

The previous prime is 56108629. The next prime is 56108639. The reversal of 56108638 is 83680165.

56108638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 56108597 and 56108606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56108639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609831 + ... + 609922.

It is an arithmetic number, because the mean of its divisors is an integer number (10977786).

Almost surely, 2^56108638 is an apocalyptic number.

56108638 is a deficient number, since it is larger than the sum of its proper divisors (31713650).

56108638 is a wasteful number, since it uses less digits than its factorization.

56108638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219778.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 56108638 is about 7490.5699382624. The cubic root of 56108638 is about 382.8334779552.

The spelling of 56108638 in words is "fifty-six million, one hundred eight thousand, six hundred thirty-eight".