44119991 has 8 divisors (see below), whose sum is σ = 45770400. Its totient is φ = 42478240.

The previous prime is 44119987. The next prime is 44120029. The reversal of 44119991 is 19991144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44119991 - 2² = 44119987 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44119921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9326 + ... + 13236.

It is an arithmetic number, because the mean of its divisors is an integer number (5721300).

Almost surely, 2^44119991 is an apocalyptic number.

44119991 is a deficient number, since it is larger than the sum of its proper divisors (1650409).

44119991 is a wasteful number, since it uses less digits than its factorization.

44119991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4329.

The product of its digits is 11664, while the sum is 38.

The square root of 44119991 is about 6642.2880846889. The cubic root of 44119991 is about 353.3554589404.

The spelling of 44119991 in words is "forty-four million, one hundred nineteen thousand, nine hundred ninety-one".