12226252 has 24 divisors (see below), whose sum is σ = 22054032. Its totient is φ = 5928000.

The previous prime is 12226231. The next prime is 12226267. The reversal of 12226252 is 25262221.

It is a happy 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, 21127 + ... + 21697.

It is an arithmetic number, because the mean of its divisors is an integer number (918918).

Almost surely, 2^12226252 is an apocalyptic number.

It is an amenable number.

12226252 is a deficient number, since it is larger than the sum of its proper divisors (9827780).

12226252 is a wasteful number, since it uses less digits than its factorization.

12226252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729 (or 727 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 12226252 is about 3496.6057827556. The cubic root of 12226252 is about 230.3727541004.

Adding to 12226252 its reverse (25262221), we get a palindrome (37488473).

The spelling of 12226252 in words is "twelve million, two hundred twenty-six thousand, two hundred fifty-two".