44138244 has 24 divisors (see below), whose sum is σ = 103517568. Its totient is φ = 14637280.

The previous prime is 44138221. The next prime is 44138287. The reversal of 44138244 is 44283144.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6972 + ... + 11699.

It is an arithmetic number, because the mean of its divisors is an integer number (4313232).

Almost surely, 2^44138244 is an apocalyptic number.

It is an amenable number.

44138244 is an abundant number, since it is smaller than the sum of its proper divisors (59379324).

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

44138244 is a wasteful number, since it uses less digits than its factorization.

44138244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18875 (or 18873 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 44138244 is about 6643.6619420317. The cubic root of 44138244 is about 353.4041814340.

The spelling of 44138244 in words is "forty-four million, one hundred thirty-eight thousand, two hundred forty-four".