45902992 has 20 divisors (see below), whose sum is σ = 94169196. Its totient is φ = 21601280.

The previous prime is 45902981. The next prime is 45902999. The reversal of 45902992 is 29920954.

It can be written as a sum of positive squares in 2 ways, for example, as 23775376 + 22127616 = 4876^2 + 4704^2 .

It is not an unprimeable number, because it can be changed into a prime (45902999) 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, 84109 + ... + 84652.

Almost surely, 2^45902992 is an apocalyptic number.

It is an amenable number.

45902992 is an abundant number, since it is smaller than the sum of its proper divisors (48266204).

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

45902992 is a wasteful number, since it uses less digits than its factorization.

45902992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168786 (or 168780 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 45902992 is about 6775.1746840949. The cubic root of 45902992 is about 358.0527371515.

The spelling of 45902992 in words is "forty-five million, nine hundred two thousand, nine hundred ninety-two".