222266612 has 12 divisors (see below), whose sum is σ = 390403776. Its totient is φ = 110722680.

The previous prime is 222266581. The next prime is 222266623. The reversal of 222266612 is 216662222.

It is a happy number.

222266612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101438 + ... + 103605.

It is an arithmetic number, because the mean of its divisors is an integer number (32533648).

Almost surely, 2^222266612 is an apocalyptic number.

It is an amenable number.

222266612 is a deficient number, since it is larger than the sum of its proper divisors (168137164).

222266612 is a wasteful number, since it uses less digits than its factorization.

222266612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205318 (or 205316 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 222266612 is about 14908.6086540629. The cubic root of 222266612 is about 605.7471923819.

The spelling of 222266612 in words is "two hundred twenty-two million, two hundred sixty-six thousand, six hundred twelve".