56236972 has 12 divisors (see below), whose sum is σ = 107361576. Its totient is φ = 25562240.

The previous prime is 56236951. The next prime is 56236981. The reversal of 56236972 is 27963265.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639013 + ... + 639100.

It is an arithmetic number, because the mean of its divisors is an integer number (8946798).

Almost surely, 2^56236972 is an apocalyptic number.

It is an amenable number.

56236972 is a deficient number, since it is larger than the sum of its proper divisors (51124604).

56236972 is a wasteful number, since it uses less digits than its factorization.

56236972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278128 (or 1278126 counting only the distinct ones).

The product of its digits is 136080, while the sum is 40.

The square root of 56236972 is about 7499.1314163708. The cubic root of 56236972 is about 383.1251332334.

The spelling of 56236972 in words is "fifty-six million, two hundred thirty-six thousand, nine hundred seventy-two".