56497836 has 24 divisors (see below), whose sum is σ = 135044784. Its totient is φ = 18373120.

The previous prime is 56497799. The next prime is 56497843. The reversal of 56497836 is 63879465.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56925 + ... + 57908.

It is an arithmetic number, because the mean of its divisors is an integer number (5626866).

Almost surely, 2^56497836 is an apocalyptic number.

It is an amenable number.

56497836 is an abundant number, since it is smaller than the sum of its proper divisors (78546948).

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

56497836 is a wasteful number, since it uses less digits than its factorization.

56497836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114881 (or 114879 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 48.

The square root of 56497836 is about 7516.5042406693. The cubic root of 56497836 is about 383.7166149201.

The spelling of 56497836 in words is "fifty-six million, four hundred ninety-seven thousand, eight hundred thirty-six".