45318625 has 32 divisors (see below), whose sum is σ = 64426752. Its totient is φ = 31504000.

The previous prime is 45318613. The next prime is 45318631. The reversal of 45318625 is 52681354.

It is not a de Polignac number, because 45318625 - 2¹⁵ = 45285857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30909 + ... + 32341.

It is an arithmetic number, because the mean of its divisors is an integer number (2013336).

Almost surely, 2^45318625 is an apocalyptic number.

It is an amenable number.

45318625 is a deficient number, since it is larger than the sum of its proper divisors (19108127).

45318625 is a wasteful number, since it uses less digits than its factorization.

45318625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482 (or 1472 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 45318625 is about 6731.9109471234. The cubic root of 45318625 is about 356.5268495364.

Adding to 45318625 its reverse (52681354), we get a palindrome (97999979).

The spelling of 45318625 in words is "forty-five million, three hundred eighteen thousand, six hundred twenty-five".