45318828 has 12 divisors (see below), whose sum is σ = 105743960. Its totient is φ = 15106272.

The previous prime is 45318799. The next prime is 45318829. The reversal of 45318828 is 82881354.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (45318829) 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, 1888273 + ... + 1888296.

Almost surely, 2^45318828 is an apocalyptic number.

It is an amenable number.

45318828 is an abundant number, since it is smaller than the sum of its proper divisors (60425132).

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

45318828 is a wasteful number, since it uses less digits than its factorization.

45318828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3776576 (or 3776574 counting only the distinct ones).

The product of its digits is 61440, while the sum is 39.

The square root of 45318828 is about 6731.9260245490. The cubic root of 45318828 is about 356.5273818771.

The spelling of 45318828 in words is "forty-five million, three hundred eighteen thousand, eight hundred twenty-eight".