56925216 has 144 divisors (see below), whose sum is σ = 173759040. Its totient is φ = 17625600.

The previous prime is 56925199. The next prime is 56925221. The reversal of 56925216 is 61252965.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 552621 + ... + 552723.

It is an arithmetic number, because the mean of its divisors is an integer number (1206660).

Almost surely, 2^56925216 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 56925216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86879520).

56925216 is an abundant number, since it is smaller than the sum of its proper divisors (116833824).

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

56925216 is a wasteful number, since it uses less digits than its factorization.

56925216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 228 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 56925216 is about 7544.8801183319. The cubic root of 56925216 is about 384.6817316846.

The spelling of 56925216 in words is "fifty-six million, nine hundred twenty-five thousand, two hundred sixteen".