44997217 has 8 divisors (see below), whose sum is σ = 46674792. Its totient is φ = 43344000.

The previous prime is 44997209. The next prime is 44997257. The reversal of 44997217 is 71279944.

44997217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 31091776 + 13905441 = 5576^2 + 3729^2 .

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 44997217 - 2³ = 44997209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44997257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2284 + ... + 9757.

It is an arithmetic number, because the mean of its divisors is an integer number (5834349).

Almost surely, 2^44997217 is an apocalyptic number.

It is an amenable number.

44997217 is a deficient number, since it is larger than the sum of its proper divisors (1677575).

44997217 is a wasteful number, since it uses less digits than its factorization.

44997217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12179.

The product of its digits is 127008, while the sum is 43.

The square root of 44997217 is about 6707.9964967194. The cubic root of 44997217 is about 355.6819978282.

The spelling of 44997217 in words is "forty-four million, nine hundred ninety-seven thousand, two hundred seventeen".