12223304 has 16 divisors (see below), whose sum is σ = 23915520. Its totient is φ = 5845840.

The previous prime is 12223303. The next prime is 12223307. The reversal of 12223304 is 40332221.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12223303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33032 + ... + 33399.

It is an arithmetic number, because the mean of its divisors is an integer number (1494720).

Almost surely, 2^12223304 is an apocalyptic number.

It is an amenable number.

12223304 is a deficient number, since it is larger than the sum of its proper divisors (11692216).

12223304 is a wasteful number, since it uses less digits than its factorization.

12223304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66460 (or 66456 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 12223304 is about 3496.1842056734. The cubic root of 12223304 is about 230.3542367474.

Adding to 12223304 its reverse (40332221), we get a palindrome (52555525).

The spelling of 12223304 in words is "twelve million, two hundred twenty-three thousand, three hundred four".