56123574 has 16 divisors (see below), whose sum is σ = 120881712. Its totient is φ = 17268768.

The previous prime is 56123537. The next prime is 56123603. The reversal of 56123574 is 47532165.

It is a congruent number.

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, 359689 + ... + 359844.

It is an arithmetic number, because the mean of its divisors is an integer number (7555107).

Almost surely, 2^56123574 is an apocalyptic number.

56123574 is an abundant number, since it is smaller than the sum of its proper divisors (64758138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56123574 is a wasteful number, since it uses less digits than its factorization.

56123574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719551.

The product of its digits is 25200, while the sum is 33.

The square root of 56123574 is about 7491.5668588086. The cubic root of 56123574 is about 382.8674447604.

The spelling of 56123574 in words is "fifty-six million, one hundred twenty-three thousand, five hundred seventy-four".