2256457032 has 24 divisors (see below), whose sum is σ = 6111237990. Its totient is φ = 752152320.

The previous prime is 2256457009. The next prime is 2256457117. The reversal of 2256457032 is 2307546522.

2256457032 is a `hidden beast` number, since 2 + 2 + 5 + 645 + 7 + 0 + 3 + 2 = 666.

2256457032 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1282642596 + 973814436 = 35814^2 + 31206^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15669769 + ... + 15669912.

Almost surely, 2^2256457032 is an apocalyptic number.

It is an amenable number.

2256457032 is an abundant number, since it is smaller than the sum of its proper divisors (3854780958).

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

2256457032 is a wasteful number, since it uses less digits than its factorization.

2256457032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31339693 (or 31339686 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 2256457032 is about 47502.1792342204. The cubic root of 2256457032 is about 1311.6229970351.

The spelling of 2256457032 in words is "two billion, two hundred fifty-six million, four hundred fifty-seven thousand, thirty-two".