56140972 has 48 divisors (see below), whose sum is σ = 108662400. Its totient is φ = 25280640.

The previous prime is 56140957. The next prime is 56141003. The reversal of 56140972 is 27904165.

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, 133779 + ... + 134197.

It is an arithmetic number, because the mean of its divisors is an integer number (2263800).

Almost surely, 2^56140972 is an apocalyptic number.

It is an amenable number.

56140972 is a deficient number, since it is larger than the sum of its proper divisors (52521428).

56140972 is a wasteful number, since it uses less digits than its factorization.

56140972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526 (or 524 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 56140972 is about 7492.7279411440. The cubic root of 56140972 is about 382.9070029421.

The spelling of 56140972 in words is "fifty-six million, one hundred forty thousand, nine hundred seventy-two".