56227992 has 32 divisors (see below), whose sum is σ = 147969600. Its totient is φ = 17756064.

The previous prime is 56227987. The next prime is 56227999. The reversal of 56227992 is 29972265.

It is a super-3 number, since 3×56227992³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56227999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61198 + ... + 62109.

It is an arithmetic number, because the mean of its divisors is an integer number (4624050).

Almost surely, 2^56227992 is an apocalyptic number.

It is an amenable number.

56227992 is an abundant number, since it is smaller than the sum of its proper divisors (91741608).

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

56227992 is a wasteful number, since it uses less digits than its factorization.

56227992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123335 (or 123331 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 56227992 is about 7498.5326564602. The cubic root of 56227992 is about 383.1047394917.

The spelling of 56227992 in words is "fifty-six million, two hundred twenty-seven thousand, nine hundred ninety-two".