44000164 has 18 divisors (see below), whose sum is σ = 83380290. Its totient is φ = 20307456.

The previous prime is 44000113. The next prime is 44000167. The reversal of 44000164 is 46100044.

It can be written as a sum of positive squares in 3 ways, for example, as 5560164 + 38440000 = 2358^2 + 6200^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44000167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31869 + ... + 33220.

Almost surely, 2^44000164 is an apocalyptic number.

It is an amenable number.

44000164 is a deficient number, since it is larger than the sum of its proper divisors (39380126).

44000164 is a wasteful number, since it uses less digits than its factorization.

44000164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65119 (or 65104 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 44000164 is about 6633.2619426644. The cubic root of 44000164 is about 353.0352721511.

The spelling of 44000164 in words is "forty-four million, one hundred sixty-four", and thus it is an aban number.