56665252 has 24 divisors (see below), whose sum is σ = 115254720. Its totient is φ = 23872800.

The previous prime is 56665249. The next prime is 56665253. The reversal of 56665252 is 25256665.

It is not an unprimeable number, because it can be changed into a prime (56665253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15499 + ... + 18802.

It is an arithmetic number, because the mean of its divisors is an integer number (4802280).

Almost surely, 2^56665252 is an apocalyptic number.

It is an amenable number.

56665252 is an abundant number, since it is smaller than the sum of its proper divisors (58589468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56665252 is a wasteful number, since it uses less digits than its factorization.

56665252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34371 (or 34369 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 56665252 is about 7527.6325627650. The cubic root of 56665252 is about 384.0952545088.

The spelling of 56665252 in words is "fifty-six million, six hundred sixty-five thousand, two hundred fifty-two".