222129604 has 12 divisors (see below), whose sum is σ = 391788544. Its totient is φ = 110190024.

The previous prime is 222129587. The next prime is 222129613. The reversal of 222129604 is 406921222.

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, 218124 + ... + 219139.

Almost surely, 2^222129604 is an apocalyptic number.

It is an amenable number.

222129604 is a deficient number, since it is larger than the sum of its proper divisors (169658940).

222129604 is a wasteful number, since it uses less digits than its factorization.

222129604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437394 (or 437392 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 222129604 is about 14904.0130166341. The cubic root of 222129604 is about 605.6227033446.

The spelling of 222129604 in words is "two hundred twenty-two million, one hundred twenty-nine thousand, six hundred four".