44189164 has 12 divisors (see below), whose sum is σ = 80693424. Its totient is φ = 21133904.

The previous prime is 44189161. The next prime is 44189177. The reversal of 44189164 is 46198144.

It is not an unprimeable number, because it can be changed into a prime (44189161) 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, 240067 + ... + 240250.

It is an arithmetic number, because the mean of its divisors is an integer number (6724452).

Almost surely, 2^44189164 is an apocalyptic number.

It is an amenable number.

44189164 is a deficient number, since it is larger than the sum of its proper divisors (36504260).

44189164 is a wasteful number, since it uses less digits than its factorization.

44189164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480344 (or 480342 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 44189164 is about 6647.4930612976. The cubic root of 44189164 is about 353.5400305573.

The spelling of 44189164 in words is "forty-four million, one hundred eighty-nine thousand, one hundred sixty-four".