56866692 has 12 divisors (see below), whose sum is σ = 132688976. Its totient is φ = 18955560.

The previous prime is 56866687. The next prime is 56866697. The reversal of 56866692 is 29666865.

It is an interprime number because it is at equal distance from previous prime (56866687) and next prime (56866697).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (56866697) 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, 2369434 + ... + 2369457.

Almost surely, 2^56866692 is an apocalyptic number.

It is an amenable number.

56866692 is an abundant number, since it is smaller than the sum of its proper divisors (75822284).

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

56866692 is a wasteful number, since it uses less digits than its factorization.

56866692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738898 (or 4738896 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 56866692 is about 7541.0007293462. Note that the first 3 decimals coincide. The cubic root of 56866692 is about 384.5498578871.

The spelling of 56866692 in words is "fifty-six million, eight hundred sixty-six thousand, six hundred ninety-two".