222065164 has 6 divisors (see below), whose sum is σ = 388614044. Its totient is φ = 111032580.

The previous prime is 222065159. The next prime is 222065167. The reversal of 222065164 is 461560222.

It is not an unprimeable number, because it can be changed into a prime (222065167) 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, 27758142 + ... + 27758149.

Almost surely, 2^222065164 is an apocalyptic number.

It is an amenable number.

222065164 is a deficient number, since it is larger than the sum of its proper divisors (166548880).

222065164 is a wasteful number, since it uses less digits than its factorization.

222065164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55516295 (or 55516293 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 222065164 is about 14901.8510259632. The cubic root of 222065164 is about 605.5641337817.

The spelling of 222065164 in words is "two hundred twenty-two million, sixty-five thousand, one hundred sixty-four".