56861196 has 24 divisors (see below), whose sum is σ = 151630080. Its totient is φ = 16246032.

The previous prime is 56861183. The next prime is 56861213. The reversal of 56861196 is 69116865.

It is a happy number.

It is a super-2 number, since 2×56861196² = 6466391221100832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338376 + ... + 338543.

It is an arithmetic number, because the mean of its divisors is an integer number (6317920).

Almost surely, 2^56861196 is an apocalyptic number.

It is an amenable number.

56861196 is an abundant number, since it is smaller than the sum of its proper divisors (94768884).

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

56861196 is a wasteful number, since it uses less digits than its factorization.

56861196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676933 (or 676931 counting only the distinct ones).

The product of its digits is 77760, while the sum is 42.

The square root of 56861196 is about 7540.6363126728. The cubic root of 56861196 is about 384.5374689471.

The spelling of 56861196 in words is "fifty-six million, eight hundred sixty-one thousand, one hundred ninety-six".