56566233 has 6 divisors (see below), whose sum is σ = 81706794. Its totient is φ = 37710816.

The previous prime is 56566231. The next prime is 56566247. The reversal of 56566233 is 33266565.

56566233 is a `hidden beast` number, since 565 + 6 + 62 + 33 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29192409 + 27373824 = 5403^2 + 5232^2 .

It is not a de Polignac number, because 56566233 - 2¹ = 56566231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56566231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3142560 + ... + 3142577.

It is an arithmetic number, because the mean of its divisors is an integer number (13617799).

Almost surely, 2^56566233 is an apocalyptic number.

It is an amenable number.

56566233 is a deficient number, since it is larger than the sum of its proper divisors (25140561).

56566233 is a wasteful number, since it uses less digits than its factorization.

56566233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6285143 (or 6285140 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 56566233 is about 7521.0526523885. The cubic root of 56566233 is about 383.8713965508.

The spelling of 56566233 in words is "fifty-six million, five hundred sixty-six thousand, two hundred thirty-three".