222664067 has 2 divisors, whose sum is σ = 222664068. Its totient is φ = 222664066.

The previous prime is 222664063. The next prime is 222664087. The reversal of 222664067 is 760466222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222664067 - 2² = 222664063 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222664063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111332033 + 111332034.

It is an arithmetic number, because the mean of its divisors is an integer number (111332034).

Almost surely, 2^222664067 is an apocalyptic number.

222664067 is a deficient number, since it is larger than the sum of its proper divisors (1).

222664067 is an equidigital number, since it uses as much as digits as its factorization.

222664067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 222664067 is about 14921.9324150728. The cubic root of 222664067 is about 606.1080411302.

The spelling of 222664067 in words is "two hundred twenty-two million, six hundred sixty-four thousand, sixty-seven".