566222317 has 2 divisors, whose sum is σ = 566222318. Its totient is φ = 566222316.

The previous prime is 566222299. The next prime is 566222333. The reversal of 566222317 is 713222665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 455993316 + 110229001 = 21354^2 + 10499^2 .

It is a cyclic number.

It is not a de Polignac number, because 566222317 - 2¹¹ = 566220269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566222357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283111158 + 283111159.

It is an arithmetic number, because the mean of its divisors is an integer number (283111159).

Almost surely, 2^566222317 is an apocalyptic number.

It is an amenable number.

566222317 is a deficient number, since it is larger than the sum of its proper divisors (1).

566222317 is an equidigital number, since it uses as much as digits as its factorization.

566222317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 566222317 is about 23795.4263882789. The cubic root of 566222317 is about 827.2986726472.

The spelling of 566222317 in words is "five hundred sixty-six million, two hundred twenty-two thousand, three hundred seventeen".