56897554 has 16 divisors (see below), whose sum is σ = 98914176. Its totient is φ = 24040800.

The previous prime is 56897513. The next prime is 56897573. The reversal of 56897554 is 45579865.

It is a junction number, because it is equal to n+sod(n) for n = 56897498 and 56897507.

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, 27627 + ... + 29614.

It is an arithmetic number, because the mean of its divisors is an integer number (6182136).

Almost surely, 2^56897554 is an apocalyptic number.

56897554 is a deficient number, since it is larger than the sum of its proper divisors (42016622).

56897554 is a wasteful number, since it uses less digits than its factorization.

56897554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57321.

The product of its digits is 1512000, while the sum is 49.

The square root of 56897554 is about 7543.0467319247. The cubic root of 56897554 is about 384.6194113814.

The spelling of 56897554 in words is "fifty-six million, eight hundred ninety-seven thousand, five hundred fifty-four".