56838856 has 8 divisors (see below), whose sum is σ = 106572870. Its totient is φ = 28419424.

The previous prime is 56838853. The next prime is 56838863. The reversal of 56838856 is 65883865.

It can be written as a sum of positive squares in only one way, i.e., 45346756 + 11492100 = 6734^2 + 3390^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (56838851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3552421 + ... + 3552436.

Almost surely, 2^56838856 is an apocalyptic number.

It is an amenable number.

56838856 is a deficient number, since it is larger than the sum of its proper divisors (49734014).

56838856 is a wasteful number, since it uses less digits than its factorization.

56838856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7104863 (or 7104859 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 49.

The square root of 56838856 is about 7539.1548597970. The cubic root of 56838856 is about 384.4871024820.

The spelling of 56838856 in words is "fifty-six million, eight hundred thirty-eight thousand, eight hundred fifty-six".