56906378 has 32 divisors (see below), whose sum is σ = 93312000. Its totient is φ = 25924864.

The previous prime is 56906363. The next prime is 56906389. The reversal of 56906378 is 87360965.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237983 + ... + 238221.

It is an arithmetic number, because the mean of its divisors is an integer number (2916000).

Almost surely, 2^56906378 is an apocalyptic number.

56906378 is a deficient number, since it is larger than the sum of its proper divisors (36405622).

56906378 is a wasteful number, since it uses less digits than its factorization.

56906378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 56906378 is about 7543.6316187895. The cubic root of 56906378 is about 384.6392933507.

The spelling of 56906378 in words is "fifty-six million, nine hundred six thousand, three hundred seventy-eight".