56725955 has 16 divisors (see below), whose sum is σ = 79972704. Its totient is φ = 38081280.

The previous prime is 56725931. The next prime is 56725967. The reversal of 56725955 is 55952765.

It is a de Polignac number, because none of the positive numbers 2^k-56725955 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38954 + ... + 40383.

It is an arithmetic number, because the mean of its divisors is an integer number (4998294).

Almost surely, 2^56725955 is an apocalyptic number.

56725955 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56725955 is a deficient number, since it is larger than the sum of its proper divisors (23246749).

56725955 is a wasteful number, since it uses less digits than its factorization.

56725955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79366.

The product of its digits is 472500, while the sum is 44.

The square root of 56725955 is about 7531.6634948728. The cubic root of 56725955 is about 384.2323603638.

The spelling of 56725955 in words is "fifty-six million, seven hundred twenty-five thousand, nine hundred fifty-five".