56620534 has 8 divisors (see below), whose sum is σ = 85286880. Its totient is φ = 28191576.

The previous prime is 56620511. The next prime is 56620541. The reversal of 56620534 is 43502665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 56620496 and 56620505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58749 + ... + 59704.

It is an arithmetic number, because the mean of its divisors is an integer number (10660860).

Almost surely, 2^56620534 is an apocalyptic number.

56620534 is a deficient number, since it is larger than the sum of its proper divisors (28666346).

56620534 is a wasteful number, since it uses less digits than its factorization.

56620534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118694.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 56620534 is about 7524.6617199712. The cubic root of 56620534 is about 383.9941902695.

The spelling of 56620534 in words is "fifty-six million, six hundred twenty thousand, five hundred thirty-four".