12223326 has 16 divisors (see below), whose sum is σ = 25290000. Its totient is φ = 3933888.

The previous prime is 12223313. The next prime is 12223381. The reversal of 12223326 is 62332221.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34951 + ... + 35298.

It is an arithmetic number, because the mean of its divisors is an integer number (1580625).

Almost surely, 2^12223326 is an apocalyptic number.

12223326 is an abundant number, since it is smaller than the sum of its proper divisors (13066674).

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

12223326 is a wasteful number, since it uses less digits than its factorization.

12223326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70283.

The product of its digits is 864, while the sum is 21.

The square root of 12223326 is about 3496.1873519593. The cubic root of 12223326 is about 230.3543749476.

Adding to 12223326 its reverse (62332221), we get a palindrome (74555547).

The spelling of 12223326 in words is "twelve million, two hundred twenty-three thousand, three hundred twenty-six".