56239574 has 4 divisors (see below), whose sum is σ = 84359364. Its totient is φ = 28119786.

The previous prime is 56239559. The next prime is 56239583. The reversal of 56239574 is 47593265.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14059892 + ... + 14059895.

It is an arithmetic number, because the mean of its divisors is an integer number (21089841).

Almost surely, 2^56239574 is an apocalyptic number.

56239574 is a deficient number, since it is larger than the sum of its proper divisors (28119790).

56239574 is a wasteful number, since it uses less digits than its factorization.

56239574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28119789.

The product of its digits is 226800, while the sum is 41.

The square root of 56239574 is about 7499.3049011225. The cubic root of 56239574 is about 383.1310420166.

The spelling of 56239574 in words is "fifty-six million, two hundred thirty-nine thousand, five hundred seventy-four".