56556522 has 32 divisors (see below), whose sum is σ = 137108160. Its totient is φ = 17138160.

The previous prime is 56556491. The next prime is 56556523. The reversal of 56556522 is 22565565.

56556522 is a `hidden beast` number, since 56 + 556 + 52 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (56556523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47013 + ... + 48200.

It is an arithmetic number, because the mean of its divisors is an integer number (4284630).

Almost surely, 2^56556522 is an apocalyptic number.

56556522 is an abundant number, since it is smaller than the sum of its proper divisors (80551638).

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

56556522 is a wasteful number, since it uses less digits than its factorization.

56556522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95235 (or 95229 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 56556522 is about 7520.4070368564. The cubic root of 56556522 is about 383.8494282711.

The spelling of 56556522 in words is "fifty-six million, five hundred fifty-six thousand, five hundred twenty-two".