45816912 has 30 divisors (see below), whose sum is σ = 128224122. Its totient is φ = 15272256.

The previous prime is 45816907. The next prime is 45816937. The reversal of 45816912 is 21961854.

45816912 is a `hidden beast` number, since 4 + 581 + 69 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33454656 + 12362256 = 5784^2 + 3516^2 .

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

It is a congruent number.

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, 158943 + ... + 159230.

Almost surely, 2^45816912 is an apocalyptic number.

It is an amenable number.

45816912 is an abundant number, since it is smaller than the sum of its proper divisors (82407210).

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

45816912 is a wasteful number, since it uses less digits than its factorization.

45816912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318187 (or 318178 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 45816912 is about 6768.8190993703. The cubic root of 45816912 is about 357.8287832270.

The spelling of 45816912 in words is "forty-five million, eight hundred sixteen thousand, nine hundred twelve".