44499689 has 8 divisors (see below), whose sum is σ = 48152832. Its totient is φ = 40879440.

The previous prime is 44499677. The next prime is 44499731. The reversal of 44499689 is 98699444.

It is a happy number.

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 44499689 - 2¹⁶ = 44434153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44499689.

It is not an unprimeable number, because it can be changed into a prime (44499289) 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, 5369 + ... + 10854.

It is an arithmetic number, because the mean of its divisors is an integer number (6019104).

Almost surely, 2^44499689 is an apocalyptic number.

It is an amenable number.

44499689 is a deficient number, since it is larger than the sum of its proper divisors (3653143).

44499689 is a wasteful number, since it uses less digits than its factorization.

44499689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16447.

The product of its digits is 2239488, while the sum is 53.

The square root of 44499689 is about 6670.8087215869. The cubic root of 44499689 is about 354.3662275439.

The spelling of 44499689 in words is "forty-four million, four hundred ninety-nine thousand, six hundred eighty-nine".