222304 has 12 divisors (see below), whose sum is σ = 437724. Its totient is φ = 111136.

The previous prime is 222293. The next prime is 222311. The reversal of 222304 is 403222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3442 + ... + 3505.

It is an arithmetic number, because the mean of its divisors is an integer number (36477).

2²²²³⁰⁴ is an apocalyptic number.

It is an amenable number.

222304 is a deficient number, since it is larger than the sum of its proper divisors (215420).

222304 is an equidigital number, since it uses as much as digits as its factorization.

222304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6957 (or 6949 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 222304 is about 471.4912512444. The cubic root of 222304 is about 60.5781155207.

Adding to 222304 its reverse (403222), we get a palindrome (625526).

The spelling of 222304 in words is "two hundred twenty-two thousand, three hundred four", and thus it is an iban number.