44975644 has 12 divisors (see below), whose sum is σ = 89951344. Its totient is φ = 19275264.

The previous prime is 44975629. The next prime is 44975681. The reversal of 44975644 is 44657944.

44975644 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 44975644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803109 + ... + 803164.

Almost surely, 2^44975644 is an apocalyptic number.

It is an amenable number.

44975644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

44975644 is a wasteful number, since it uses less digits than its factorization.

44975644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606284 (or 1606282 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 44975644 is about 6706.3882977352. The cubic root of 44975644 is about 355.6251472433.

The spelling of 44975644 in words is "forty-four million, nine hundred seventy-five thousand, six hundred forty-four".