222266672 has 20 divisors (see below), whose sum is σ = 445492320. Its totient is φ = 107300928.

The previous prime is 222266663. The next prime is 222266689. The reversal of 222266672 is 276662222.

222266672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 239048 + ... + 239975.

It is an arithmetic number, because the mean of its divisors is an integer number (22274616).

Almost surely, 2^222266672 is an apocalyptic number.

It is an amenable number.

222266672 is an abundant number, since it is smaller than the sum of its proper divisors (223225648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222266672 is a wasteful number, since it uses less digits than its factorization.

222266672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479060 (or 479054 counting only the distinct ones).

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

The square root of 222266672 is about 14908.6106663230. The cubic root of 222266672 is about 605.7472468883.

The spelling of 222266672 in words is "two hundred twenty-two million, two hundred sixty-six thousand, six hundred seventy-two".