56228268 has 12 divisors (see below), whose sum is σ = 131199320. Its totient is φ = 18742752.

The previous prime is 56228257. The next prime is 56228269. The reversal of 56228268 is 86282265.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×56228268³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (56228269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2342833 + ... + 2342856.

Almost surely, 2^56228268 is an apocalyptic number.

It is an amenable number.

56228268 is an abundant number, since it is smaller than the sum of its proper divisors (74971052).

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

56228268 is a wasteful number, since it uses less digits than its factorization.

56228268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685696 (or 4685694 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 56228268 is about 7498.5510600382. The cubic root of 56228268 is about 383.1053663250.

The spelling of 56228268 in words is "fifty-six million, two hundred twenty-eight thousand, two hundred sixty-eight".