522555863 has 2 divisors, whose sum is σ = 522555864. Its totient is φ = 522555862.

The previous prime is 522555833. The next prime is 522555893. The reversal of 522555863 is 368555225.

It is a balanced prime because it is at equal distance from previous prime (522555833) and next prime (522555893).

It is a cyclic number.

It is not a de Polignac number, because 522555863 - 2¹⁰ = 522554839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 522555863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522555833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261277931 + 261277932.

It is an arithmetic number, because the mean of its divisors is an integer number (261277932).

Almost surely, 2^522555863 is an apocalyptic number.

522555863 is a deficient number, since it is larger than the sum of its proper divisors (1).

522555863 is an equidigital number, since it uses as much as digits as its factorization.

522555863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360000, while the sum is 41.

The square root of 522555863 is about 22859.4808121269. The cubic root of 522555863 is about 805.4604893333.

The spelling of 522555863 in words is "five hundred twenty-two million, five hundred fifty-five thousand, eight hundred sixty-three".