44849644 has 12 divisors (see below), whose sum is σ = 89699344. Its totient is φ = 19221264.

The previous prime is 44849639. The next prime is 44849657. The reversal of 44849644 is 44694844.

44849644 is an admirable number.

It is a super-2 number, since 2×44849644² = 4022981133853472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44849644.

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, 800859 + ... + 800914.

Almost surely, 2^44849644 is an apocalyptic number.

It is an amenable number.

44849644 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.

44849644 is a wasteful number, since it uses less digits than its factorization.

44849644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601784 (or 1601782 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The square root of 44849644 is about 6696.9876810399. The cubic root of 44849644 is about 355.2927400856.

The spelling of 44849644 in words is "forty-four million, eight hundred forty-nine thousand, six hundred forty-four".