44444164 has 24 divisors (see below), whose sum is σ = 79983288. Its totient is φ = 21596160.

The previous prime is 44444161. The next prime is 44444177. The reversal of 44444164 is 46144444.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5904900 + 38539264 = 2430^2 + 6208^2 .

It is not an unprimeable number, because it can be changed into a prime (44444161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74652 + ... + 75244.

It is an arithmetic number, because the mean of its divisors is an integer number (3332637).

Almost surely, 2^44444164 is an apocalyptic number.

It is an amenable number.

44444164 is a deficient number, since it is larger than the sum of its proper divisors (35539124).

44444164 is a wasteful number, since it uses less digits than its factorization.

44444164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095 (or 1093 counting only the distinct ones).

The product of its digits is 24576, while the sum is 31.

The square root of 44444164 is about 6666.6456333002. The cubic root of 44444164 is about 354.2187780176.

The spelling of 44444164 in words is "forty-four million, four hundred forty-four thousand, one hundred sixty-four".