44889957 has 40 divisors (see below), whose sum is σ = 78547392. Its totient is φ = 25012800.

The previous prime is 44889907. The next prime is 44889959. The reversal of 44889957 is 75998844.

It is not a de Polignac number, because 44889957 - 2⁸ = 44889701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44889959) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 22282 + ... + 24212.

Almost surely, 2^44889957 is an apocalyptic number.

It is an amenable number.

44889957 is a deficient number, since it is larger than the sum of its proper divisors (33657435).

44889957 is a wasteful number, since it uses less digits than its factorization.

44889957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991 (or 1982 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 44889957 is about 6699.9967910440. The cubic root of 44889957 is about 355.3991595628.

The spelling of 44889957 in words is "forty-four million, eight hundred eighty-nine thousand, nine hundred fifty-seven".