45373172 has 12 divisors (see below), whose sum is σ = 85511076. Its totient is φ = 20941440.

The previous prime is 45373171. The next prime is 45373177. The reversal of 45373172 is 27137354.

It can be written as a sum of positive squares in 2 ways, for example, as 1865956 + 43507216 = 1366^2 + 6596^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45373171) 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, 436229 + ... + 436332.

It is an arithmetic number, because the mean of its divisors is an integer number (7125923).

Almost surely, 2^45373172 is an apocalyptic number.

It is an amenable number.

45373172 is a deficient number, since it is larger than the sum of its proper divisors (40137904).

45373172 is a wasteful number, since it uses less digits than its factorization.

45373172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872578 (or 872576 counting only the distinct ones).

The product of its digits is 17640, while the sum is 32.

The square root of 45373172 is about 6735.9611044008. The cubic root of 45373172 is about 356.6698346978.

The spelling of 45373172 in words is "forty-five million, three hundred seventy-three thousand, one hundred seventy-two".