56240992 has 12 divisors (see below), whose sum is σ = 110724516. Its totient is φ = 28120480.

The previous prime is 56240959. The next prime is 56241013. The reversal of 56240992 is 29904265.

It is a super-2 number, since 2×56240992² = 6326098362288128, which contains 22 as substring.

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, 878734 + ... + 878797.

It is an arithmetic number, because the mean of its divisors is an integer number (9227043).

Almost surely, 2^56240992 is an apocalyptic number.

It is an amenable number.

56240992 is a deficient number, since it is larger than the sum of its proper divisors (54483524).

56240992 is a wasteful number, since it uses less digits than its factorization.

56240992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757541 (or 1757533 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 56240992 is about 7499.3994426221. The cubic root of 56240992 is about 383.1342620223.

The spelling of 56240992 in words is "fifty-six million, two hundred forty thousand, nine hundred ninety-two".