56660372 has 6 divisors (see below), whose sum is σ = 99155658. Its totient is φ = 28330184.

The previous prime is 56660363. The next prime is 56660377. The reversal of 56660372 is 27306665.

It can be written as a sum of positive squares in only one way, i.e., 36554116 + 20106256 = 6046^2 + 4484^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56660377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7082543 + ... + 7082550.

It is an arithmetic number, because the mean of its divisors is an integer number (16525943).

Almost surely, 2^56660372 is an apocalyptic number.

It is an amenable number.

56660372 is a deficient number, since it is larger than the sum of its proper divisors (42495286).

56660372 is a wasteful number, since it uses less digits than its factorization.

56660372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14165097 (or 14165095 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 56660372 is about 7527.3084166919. The cubic root of 56660372 is about 384.0842281238.

The spelling of 56660372 in words is "fifty-six million, six hundred sixty thousand, three hundred seventy-two".