522229 has 2 divisors, whose sum is σ = 522230. Its totient is φ = 522228.

The previous prime is 522227. The next prime is 522233. The reversal of 522229 is 922225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 483025 + 39204 = 695^2 + 198^2 .

It is a cyclic number.

It is not a de Polignac number, because 522229 - 2¹ = 522227 is a prime.

Together with 522227, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261114 + 261115.

It is an arithmetic number, because the mean of its divisors is an integer number (261115).

2⁵²²²²⁹ is an apocalyptic number.

It is an amenable number.

522229 is a deficient number, since it is larger than the sum of its proper divisors (1).

522229 is an equidigital number, since it uses as much as digits as its factorization.

522229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 22.

The square root of 522229 is about 722.6541358077. The cubic root of 522229 is about 80.5292513580.

The spelling of 522229 in words is "five hundred twenty-two thousand, two hundred twenty-nine".