44004257 has 8 divisors (see below), whose sum is σ = 48911040. Its totient is φ = 39248560.

The previous prime is 44004251. The next prime is 44004271. The reversal of 44004257 is 75240044.

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 44004257 - 2²⁰ = 42955681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44004251) 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, 37157 + ... + 38322.

It is an arithmetic number, because the mean of its divisors is an integer number (6113880).

Almost surely, 2^44004257 is an apocalyptic number.

It is an amenable number.

44004257 is a deficient number, since it is larger than the sum of its proper divisors (4906783).

44004257 is a wasteful number, since it uses less digits than its factorization.

44004257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75543.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 44004257 is about 6633.5704563983. The cubic root of 44004257 is about 353.0462185388.

The spelling of 44004257 in words is "forty-four million, four thousand, two hundred fifty-seven".