2224520317 has 2 divisors, whose sum is σ = 2224520318. Its totient is φ = 2224520316.

The previous prime is 2224520219. The next prime is 2224520321. The reversal of 2224520317 is 7130254222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2219257881 + 5262436 = 47109^2 + 2294^2 .

It is a cyclic number.

It is not a de Polignac number, because 2224520317 - 2¹⁹ = 2223996029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2224520357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112260158 + 1112260159.

It is an arithmetic number, because the mean of its divisors is an integer number (1112260159).

Almost surely, 2^2224520317 is an apocalyptic number.

It is an amenable number.

2224520317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2224520317 is an equidigital number, since it uses as much as digits as its factorization.

2224520317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2224520317 is about 47164.8207565766. The cubic root of 2224520317 is about 1305.4055622576.

Adding to 2224520317 its reverse (7130254222), we get a palindrome (9354774539).

The spelling of 2224520317 in words is "two billion, two hundred twenty-four million, five hundred twenty thousand, three hundred seventeen".