56566036 has 12 divisors (see below), whose sum is σ = 99251712. Its totient is φ = 28208408.

The previous prime is 56566033. The next prime is 56566043. The reversal of 56566036 is 63066565.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56565986 and 56566004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56566033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16930 + ... + 19993.

It is an arithmetic number, because the mean of its divisors is an integer number (8270976).

Almost surely, 2^56566036 is an apocalyptic number.

It is an amenable number.

56566036 is a deficient number, since it is larger than the sum of its proper divisors (42685676).

56566036 is a wasteful number, since it uses less digits than its factorization.

56566036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37310 (or 37308 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 56566036 is about 7521.0395558061. The cubic root of 56566036 is about 383.8709509212.

The spelling of 56566036 in words is "fifty-six million, five hundred sixty-six thousand, thirty-six".