56500394 has 8 divisors (see below), whose sum is σ = 85911780. Its totient is φ = 27863136.

The previous prime is 56500393. The next prime is 56500421. The reversal of 56500394 is 49300565.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 56445169 + 55225 = 7513^2 + 235^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 56500394.

It is not an unprimeable number, because it can be changed into a prime (56500391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193349 + ... + 193640.

Almost surely, 2^56500394 is an apocalyptic number.

56500394 is a deficient number, since it is larger than the sum of its proper divisors (29411386).

56500394 is a wasteful number, since it uses less digits than its factorization.

56500394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387064.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 56500394 is about 7516.6743976309. The cubic root of 56500394 is about 383.7224058929.

The spelling of 56500394 in words is "fifty-six million, five hundred thousand, three hundred ninety-four".