222160656 has 40 divisors (see below), whose sum is σ = 574741984. Its totient is φ = 73946880.

The previous prime is 222160637. The next prime is 222160693. The reversal of 222160656 is 656061222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34836 + ... + 40716.

Almost surely, 2^222160656 is an apocalyptic number.

It is an amenable number.

222160656 is an abundant number, since it is smaller than the sum of its proper divisors (352581328).

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

222160656 is a wasteful number, since it uses less digits than its factorization.

222160656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6679 (or 6673 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 222160656 is about 14905.0547130831. The cubic root of 222160656 is about 605.6509224858.

The spelling of 222160656 in words is "two hundred twenty-two million, one hundred sixty thousand, six hundred fifty-six".