2256748832 has 24 divisors (see below), whose sum is σ = 4784742396. Its totient is φ = 1041576192.

The previous prime is 2256748831. The next prime is 2256748847. The reversal of 2256748832 is 2388476522.

It can be written as a sum of positive squares in 2 ways, for example, as 2035453456 + 221295376 = 45116^2 + 14876^2 .

It is not an unprimeable number, because it can be changed into a prime (2256748831) 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, 2712023 + ... + 2712854.

Almost surely, 2^2256748832 is an apocalyptic number.

It is an amenable number.

2256748832 is an abundant number, since it is smaller than the sum of its proper divisors (2527993564).

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

2256748832 is a wasteful number, since it uses less digits than its factorization.

2256748832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424900 (or 5424892 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 2256748832 is about 47505.2505729630. The cubic root of 2256748832 is about 1311.6795333201.

The spelling of 2256748832 in words is "two billion, two hundred fifty-six million, seven hundred forty-eight thousand, eight hundred thirty-two".