56766976 has 80 divisors (see below), whose sum is σ = 132777216. Its totient is φ = 23740416.

The previous prime is 56766973. The next prime is 56766977. The reversal of 56766976 is 67966765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56766973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168280 + ... + 168616.

Almost surely, 2^56766976 is an apocalyptic number.

56766976 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56766976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66388608).

56766976 is an abundant number, since it is smaller than the sum of its proper divisors (76010240).

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

56766976 is an equidigital number, since it uses as much as digits as its factorization.

56766976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 393 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 52.

The square root of 56766976 is about 7534.3862391040. The cubic root of 56766976 is about 384.3249564126.

The spelling of 56766976 in words is "fifty-six million, seven hundred sixty-six thousand, nine hundred seventy-six".