222659 has 2 divisors, whose sum is σ = 222660. Its totient is φ = 222658.

The previous prime is 222647. The next prime is 222679. The reversal of 222659 is 956222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222659 - 2⁴ = 222643 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111329 + 111330.

It is an arithmetic number, because the mean of its divisors is an integer number (111330).

2²²²⁶⁵⁹ is an apocalyptic number.

222659 is a deficient number, since it is larger than the sum of its proper divisors (1).

222659 is an equidigital number, since it uses as much as digits as its factorization.

222659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 26.

The square root of 222659 is about 471.8675661666. The cubic root of 222659 is about 60.6103443513.

The spelling of 222659 in words is "two hundred twenty-two thousand, six hundred fifty-nine".