45189376 has 18 divisors (see below), whose sum is σ = 90202742. Its totient is φ = 22594560.

The previous prime is 45189359. The next prime is 45189377. The reversal of 45189376 is 67398154.

It can be written as a sum of positive squares in only one way, i.e., 45158400 + 30976 = 6720^2 + 176^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45189377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88005 + ... + 88516.

Almost surely, 2^45189376 is an apocalyptic number.

It is an amenable number.

45189376 is a deficient number, since it is larger than the sum of its proper divisors (45013366).

45189376 is an equidigital number, since it uses as much as digits as its factorization.

45189376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176537 (or 176523 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 45189376 is about 6722.3043668076. The cubic root of 45189376 is about 356.1875878764.

The spelling of 45189376 in words is "forty-five million, one hundred eighty-nine thousand, three hundred seventy-six".