56212992 has 120 divisors (see below), whose sum is σ = 177142680. Its totient is φ = 17018880.

The previous prime is 56212979. The next prime is 56213021. The reversal of 56212992 is 29921265.

It is a happy number.

56212992 is a `hidden beast` number, since 5 + 621 + 29 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50134 + ... + 51242.

It is an arithmetic number, because the mean of its divisors is an integer number (1476189).

Almost surely, 2^56212992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56212992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88571340).

56212992 is an abundant number, since it is smaller than the sum of its proper divisors (120929688).

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

56212992 is a wasteful number, since it uses less digits than its factorization.

56212992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144 (or 1125 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 56212992 is about 7497.5323940614. The cubic root of 56212992 is about 383.0706693784.

The spelling of 56212992 in words is "fifty-six million, two hundred twelve thousand, nine hundred ninety-two".