522259 has 2 divisors, whose sum is σ = 522260. Its totient is φ = 522258.

The previous prime is 522251. The next prime is 522281. The reversal of 522259 is 952225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 522259 - 2³ = 522251 is a prime.

It is a d-powerful number, because it can be written as 5² + 2⁴ + 2⁹ + 2¹⁷ + 5⁸ + 9 .

It is not a weakly prime, because it can be changed into another prime (522251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261129 + 261130.

It is an arithmetic number, because the mean of its divisors is an integer number (261130).

2⁵²²²⁵⁹ is an apocalyptic number.

522259 is a deficient number, since it is larger than the sum of its proper divisors (1).

522259 is an equidigital number, since it uses as much as digits as its factorization.

522259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 25.

The square root of 522259 is about 722.6748923271. The cubic root of 522259 is about 80.5307933579.

The spelling of 522259 in words is "five hundred twenty-two thousand, two hundred fifty-nine".