56574223 has 2 divisors, whose sum is σ = 56574224. Its totient is φ = 56574222.

The previous prime is 56574209. The next prime is 56574239. The reversal of 56574223 is 32247565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56574223 - 2⁹ = 56573711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56574253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28287111 + 28287112.

It is an arithmetic number, because the mean of its divisors is an integer number (28287112).

Almost surely, 2^56574223 is an apocalyptic number.

56574223 is a deficient number, since it is larger than the sum of its proper divisors (1).

56574223 is an equidigital number, since it uses as much as digits as its factorization.

56574223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 34.

The square root of 56574223 is about 7521.5838092785. The cubic root of 56574223 is about 383.8894696891.

The spelling of 56574223 in words is "fifty-six million, five hundred seventy-four thousand, two hundred twenty-three".