565222501 has 2 divisors, whose sum is σ = 565222502. Its totient is φ = 565222500.

The previous prime is 565222481. The next prime is 565222513. The reversal of 565222501 is 105222565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538286401 + 26936100 = 23201^2 + 5190^2 .

It is a cyclic number.

It is not a de Polignac number, because 565222501 - 2⁹ = 565221989 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 565222501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565222901) 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 as a sum of consecutive naturals, namely, 282611250 + 282611251.

It is an arithmetic number, because the mean of its divisors is an integer number (282611251).

Almost surely, 2^565222501 is an apocalyptic number.

It is an amenable number.

565222501 is a deficient number, since it is larger than the sum of its proper divisors (1).

565222501 is an equidigital number, since it uses as much as digits as its factorization.

565222501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 565222501 is about 23774.4085310234. The cubic root of 565222501 is about 826.8114471930.

The spelling of 565222501 in words is "five hundred sixty-five million, two hundred twenty-two thousand, five hundred one".