56572834 has 4 divisors (see below), whose sum is σ = 84859254. Its totient is φ = 28286416.

The previous prime is 56572829. The next prime is 56572837. The reversal of 56572834 is 43827565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35366809 + 21206025 = 5947^2 + 4605^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56572837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14143207 + ... + 14143210.

Almost surely, 2^56572834 is an apocalyptic number.

56572834 is a deficient number, since it is larger than the sum of its proper divisors (28286420).

56572834 is a wasteful number, since it uses less digits than its factorization.

56572834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28286419.

The product of its digits is 201600, while the sum is 40.

The square root of 56572834 is about 7521.4914744351. The cubic root of 56572834 is about 383.8863279353.

The spelling of 56572834 in words is "fifty-six million, five hundred seventy-two thousand, eight hundred thirty-four".