56542486 has 64 divisors (see below), whose sum is σ = 115992576. Its totient is φ = 19958400.

The previous prime is 56542477. The next prime is 56542513. The reversal of 56542486 is 68424565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121891 + ... + 122353.

It is an arithmetic number, because the mean of its divisors is an integer number (1812384).

Almost surely, 2^56542486 is an apocalyptic number.

56542486 is an abundant number, since it is smaller than the sum of its proper divisors (59450090).

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

56542486 is a wasteful number, since it uses less digits than its factorization.

56542486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557.

The product of its digits is 230400, while the sum is 40.

The square root of 56542486 is about 7519.4737847804. The cubic root of 56542486 is about 383.8176715073.

The spelling of 56542486 in words is "fifty-six million, five hundred forty-two thousand, four hundred eighty-six".