222040668 has 48 divisors (see below), whose sum is σ = 524577536. Its totient is φ = 73094400.

The previous prime is 222040667. The next prime is 222040681. The reversal of 222040668 is 866040222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222040667) 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 in 15 ways as a sum of consecutive naturals, for example, 512580 + ... + 513012.

Almost surely, 2^222040668 is an apocalyptic number.

It is an amenable number.

222040668 is an abundant number, since it is smaller than the sum of its proper divisors (302536868).

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

222040668 is a wasteful number, since it uses less digits than its factorization.

222040668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 872 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 222040668 is about 14901.0290919788. The cubic root of 222040668 is about 605.5418663772.

The spelling of 222040668 in words is "two hundred twenty-two million, forty thousand, six hundred sixty-eight".