56249942 has 32 divisors (see below), whose sum is σ = 99187200. Its totient is φ = 23913960.

The previous prime is 56249939. The next prime is 56249971. The reversal of 56249942 is 24994265.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 56249942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114317 + ... + 114807.

It is an arithmetic number, because the mean of its divisors is an integer number (3099600).

Almost surely, 2^56249942 is an apocalyptic number.

56249942 is a deficient number, since it is larger than the sum of its proper divisors (42937258).

56249942 is a wasteful number, since it uses less digits than its factorization.

56249942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681 (or 667 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 56249942 is about 7499.9961333323. The cubic root of 56249942 is about 383.1545845050.

The spelling of 56249942 in words is "fifty-six million, two hundred forty-nine thousand, nine hundred forty-two".