2256844928 has 216 divisors, whose sum is σ = 5458265055. Its totient is φ = 928751616.

The previous prime is 2256844913. The next prime is 2256844937. The reversal of 2256844928 is 8294486522.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 914941504 + 1341903424 = 30248^2 + 36632^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=33592.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 118781303 + ... + 118781321.

Almost surely, 2^2256844928 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 2256844928

2256844928 is an abundant number, since it is smaller than the sum of its proper divisors (3201420127).

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

2256844928 is a wasteful number, since it uses less digits than its factorization.

2256844928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 51 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 50.

The square root of 2256844928 is about 47506.2619872370. The cubic root of 2256844928 is about 1311.6981508649.

Multiplying 2256844928 by its sum of digits (50), we get a square (112842246400 = 335920²).

The spelling of 2256844928 in words is "two billion, two hundred fifty-six million, eight hundred forty-four thousand, nine hundred twenty-eight".