45259172 has 24 divisors (see below), whose sum is σ = 90671616. Its totient is φ = 19363968.

The previous prime is 45259157. The next prime is 45259187. The reversal of 45259172 is 27195254.

It is an interprime number because it is at equal distance from previous prime (45259157) and next prime (45259187).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23228 + ... + 25100.

It is an arithmetic number, because the mean of its divisors is an integer number (3777984).

Almost surely, 2^45259172 is an apocalyptic number.

It is an amenable number.

45259172 is an abundant number, since it is smaller than the sum of its proper divisors (45412444).

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

45259172 is a wasteful number, since it uses less digits than its factorization.

45259172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747 (or 2745 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 45259172 is about 6727.4937383843. The cubic root of 45259172 is about 356.3708734395.

The spelling of 45259172 in words is "forty-five million, two hundred fifty-nine thousand, one hundred seventy-two".