44099889 has 16 divisors (see below), whose sum is σ = 60234240. Its totient is φ = 28690560.

The previous prime is 44099879. The next prime is 44099903. The reversal of 44099889 is 98899044.

It is not a de Polignac number, because 44099889 - 2⁴ = 44099873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44099849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24192 + ... + 25950.

It is an arithmetic number, because the mean of its divisors is an integer number (3764640).

Almost surely, 2^44099889 is an apocalyptic number.

It is an amenable number.

44099889 is a deficient number, since it is larger than the sum of its proper divisors (16134351).

44099889 is a wasteful number, since it uses less digits than its factorization.

44099889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960.

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 44099889 is about 6640.7747289002. The cubic root of 44099889 is about 353.3017853839.

The spelling of 44099889 in words is "forty-four million, ninety-nine thousand, eight hundred eighty-nine".