44332009 has 8 divisors (see below), whose sum is σ = 45308160. Its totient is φ = 43361136.

The previous prime is 44331983. The next prime is 44332019. The reversal of 44332009 is 90023344.

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 44332009 - 2²⁵ = 10777577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44332019) 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, 18984 + ... + 21190.

It is an arithmetic number, because the mean of its divisors is an integer number (5663520).

Almost surely, 2^44332009 is an apocalyptic number.

It is an amenable number.

44332009 is a deficient number, since it is larger than the sum of its proper divisors (976151).

44332009 is a wasteful number, since it uses less digits than its factorization.

44332009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 44332009 is about 6658.2286683472. The cubic root of 44332009 is about 353.9205696004.

The spelling of 44332009 in words is "forty-four million, three hundred thirty-two thousand, nine".