222204 has 12 divisors (see below), whose sum is σ = 518504. Its totient is φ = 74064.

The previous prime is 222199. The next prime is 222247. The reversal of 222204 is 402222.

It is a happy number.

222204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 18517 = 222204 / (2 + 2 + 2 + 2 + 0 + 4).

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 222204.

It is a congruent number.

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, 9247 + ... + 9270.

2²²²²⁰⁴ is an apocalyptic number.

It is an amenable number.

222204 is an abundant number, since it is smaller than the sum of its proper divisors (296300).

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

222204 is a wasteful number, since it uses less digits than its factorization.

222204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18524 (or 18522 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 222204 is about 471.3851928094. The cubic root of 222204 is about 60.5690307837.

Adding to 222204 its reverse (402222), we get a palindrome (624426).

The spelling of 222204 in words is "two hundred twenty-two thousand, two hundred four", and thus it is an iban number.