44544164 has 24 divisors (see below), whose sum is σ = 89490240. Its totient is φ = 19004256.

The previous prime is 44544139. The next prime is 44544167. The reversal of 44544164 is 46144544.

It is a self number, because there is not a number n which added to its sum of digits gives 44544164.

It is not an unprimeable number, because it can be changed into a prime (44544167) 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, 2939 + ... + 9885.

It is an arithmetic number, because the mean of its divisors is an integer number (3728760).

Almost surely, 2^44544164 is an apocalyptic number.

It is an amenable number.

44544164 is an abundant number, since it is smaller than the sum of its proper divisors (44946076).

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

44544164 is a wasteful number, since it uses less digits than its factorization.

44544164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7187 (or 7185 counting only the distinct ones).

The product of its digits is 30720, while the sum is 32.

The square root of 44544164 is about 6674.1414429123. The cubic root of 44544164 is about 354.4842447756.

The spelling of 44544164 in words is "forty-four million, five hundred forty-four thousand, one hundred sixty-four".