44321617 has 4 divisors (see below), whose sum is σ = 44427316. Its totient is φ = 44215920.

The previous prime is 44321581. The next prime is 44321687. The reversal of 44321617 is 71612344.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7403841 + 36917776 = 2721^2 + 6076^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44321617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44321687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52218 + ... + 53059.

It is an arithmetic number, because the mean of its divisors is an integer number (11106829).

Almost surely, 2^44321617 is an apocalyptic number.

It is an amenable number.

44321617 is a deficient number, since it is larger than the sum of its proper divisors (105699).

44321617 is a wasteful number, since it uses less digits than its factorization.

44321617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105698.

The product of its digits is 4032, while the sum is 28.

The square root of 44321617 is about 6657.4482348720. The cubic root of 44321617 is about 353.8929129097.

The spelling of 44321617 in words is "forty-four million, three hundred twenty-one thousand, six hundred seventeen".