222695423 has 2 divisors, whose sum is σ = 222695424. Its totient is φ = 222695422.

The previous prime is 222695419. The next prime is 222695443. The reversal of 222695423 is 324596222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222695423 - 2² = 222695419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222695443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111347711 + 111347712.

It is an arithmetic number, because the mean of its divisors is an integer number (111347712).

Almost surely, 2^222695423 is an apocalyptic number.

222695423 is a deficient number, since it is larger than the sum of its proper divisors (1).

222695423 is an equidigital number, since it uses as much as digits as its factorization.

222695423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The square root of 222695423 is about 14922.9830462947. The cubic root of 222695423 is about 606.1364909110.

The spelling of 222695423 in words is "two hundred twenty-two million, six hundred ninety-five thousand, four hundred twenty-three".