222633668 has 12 divisors (see below), whose sum is σ = 396212880. Its totient is φ = 109429992.

The previous prime is 222633623. The next prime is 222633673. The reversal of 222633668 is 866336222.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 471446 + ... + 471917.

It is an arithmetic number, because the mean of its divisors is an integer number (33017740).

Almost surely, 2^222633668 is an apocalyptic number.

It is an amenable number.

222633668 is a deficient number, since it is larger than the sum of its proper divisors (173579212).

222633668 is a wasteful number, since it uses less digits than its factorization.

222633668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943426 (or 943424 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 222633668 is about 14920.9137789882. The cubic root of 222633668 is about 606.0804571002.

The spelling of 222633668 in words is "two hundred twenty-two million, six hundred thirty-three thousand, six hundred sixty-eight".