222213304 has 16 divisors (see below), whose sum is σ = 434765520. Its totient is φ = 106275840.

The previous prime is 222213289. The next prime is 222213311. The reversal of 222213304 is 403312222.

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, 603657 + ... + 604024.

It is an arithmetic number, because the mean of its divisors is an integer number (27172845).

Almost surely, 2^222213304 is an apocalyptic number.

It is an amenable number.

222213304 is a deficient number, since it is larger than the sum of its proper divisors (212552216).

222213304 is a wasteful number, since it uses less digits than its factorization.

222213304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207710 (or 1207706 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 222213304 is about 14906.8207207305. The cubic root of 222213304 is about 605.6987614264.

Adding to 222213304 its reverse (403312222), we get a palindrome (625525526).

The spelling of 222213304 in words is "two hundred twenty-two million, two hundred thirteen thousand, three hundred four".