23223212 has 12 divisors (see below), whose sum is σ = 40691616. Its totient is φ = 11597040.

The previous prime is 23223209. The next prime is 23223223. The reversal of 23223212 is 21232232.

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 3 ways as a sum of consecutive naturals, for example, 458 + ... + 6830.

It is an arithmetic number, because the mean of its divisors is an integer number (3390968).

Almost surely, 2^23223212 is an apocalyptic number.

It is an amenable number.

23223212 is a deficient number, since it is larger than the sum of its proper divisors (17468404).

23223212 is a wasteful number, since it uses less digits than its factorization.

23223212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7288 (or 7286 counting only the distinct ones).

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

The square root of 23223212 is about 4819.0467937135. The cubic root of 23223212 is about 285.3037164405.

Adding to 23223212 its reverse (21232232), we get a palindrome (44455444).

The spelling of 23223212 in words is "twenty-three million, two hundred twenty-three thousand, two hundred twelve".