44220317 has 2 divisors, whose sum is σ = 44220318. Its totient is φ = 44220316.

The previous prime is 44220313. The next prime is 44220347. The reversal of 44220317 is 71302244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43943641 + 276676 = 6629^2 + 526^2 .

It is a cyclic number.

It is not a de Polignac number, because 44220317 - 2² = 44220313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44220292 and 44220301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44220313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22110158 + 22110159.

It is an arithmetic number, because the mean of its divisors is an integer number (22110159).

Almost surely, 2^44220317 is an apocalyptic number.

It is an amenable number.

44220317 is a deficient number, since it is larger than the sum of its proper divisors (1).

44220317 is an equidigital number, since it uses as much as digits as its factorization.

44220317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 44220317 is about 6649.8358626360. The cubic root of 44220317 is about 353.6230919866.

The spelling of 44220317 in words is "forty-four million, two hundred twenty thousand, three hundred seventeen".