222329 has 2 divisors, whose sum is σ = 222330. Its totient is φ = 222328.

The previous prime is 222323. The next prime is 222337. The reversal of 222329 is 923222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182329 + 40000 = 427^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 222329 - 2⁸ = 222073 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 222329.

It is not a weakly prime, because it can be changed into another prime (222323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111164 + 111165.

It is an arithmetic number, because the mean of its divisors is an integer number (111165).

2²²²³²⁹ is an apocalyptic number.

It is an amenable number.

222329 is a deficient number, since it is larger than the sum of its proper divisors (1).

222329 is an equidigital number, since it uses as much as digits as its factorization.

222329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 222329 is about 471.5177621257. The cubic root of 222329 is about 60.5803862793.

The spelling of 222329 in words is "two hundred twenty-two thousand, three hundred twenty-nine".