56133770 has 32 divisors (see below), whose sum is σ = 125974656. Its totient is φ = 17496000.

The previous prime is 56133769. The next prime is 56133787. The reversal of 56133770 is 7733165.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35681 + ... + 37220.

It is an arithmetic number, because the mean of its divisors is an integer number (3936708).

Almost surely, 2^56133770 is an apocalyptic number.

56133770 is an abundant number, since it is smaller than the sum of its proper divisors (69840886).

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

56133770 is a wasteful number, since it uses less digits than its factorization.

56133770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72926.

The product of its (nonzero) digits is 13230, while the sum is 32.

The square root of 56133770 is about 7492.2473264035. The cubic root of 56133770 is about 382.8906286017.

The spelling of 56133770 in words is "fifty-six million, one hundred thirty-three thousand, seven hundred seventy".