45311256 has 48 divisors (see below), whose sum is σ = 129940200. Its totient is φ = 14214912.

The previous prime is 45311251. The next prime is 45311261. The reversal of 45311256 is 65211354.

45311256 is a `hidden beast` number, since 4 + 531 + 125 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (45311251) and next prime (45311261).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45311251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17286 + ... + 19733.

Almost surely, 2^45311256 is an apocalyptic number.

It is an amenable number.

45311256 is an abundant number, since it is smaller than the sum of its proper divisors (84628944).

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

45311256 is a wasteful number, since it uses less digits than its factorization.

45311256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37048 (or 37041 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 45311256 is about 6731.3636062836. The cubic root of 45311256 is about 356.5075242313.

The spelling of 45311256 in words is "forty-five million, three hundred eleven thousand, two hundred fifty-six".