13224412 has 12 divisors (see below), whose sum is σ = 23170000. Its totient is φ = 6604416.

The previous prime is 13224391. The next prime is 13224457. The reversal of 13224412 is 21442231.

It is a self number, because there is not a number n which added to its sum of digits gives 13224412.

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 3 ways as a sum of consecutive naturals, for example, 3673 + ... + 6319.

Almost surely, 2^13224412 is an apocalyptic number.

It is an amenable number.

13224412 is a deficient number, since it is larger than the sum of its proper divisors (9945588).

13224412 is a wasteful number, since it uses less digits than its factorization.

13224412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3900 (or 3898 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 13224412 is about 3636.5384639792. The cubic root of 13224412 is about 236.4787514041.

Adding to 13224412 its reverse (21442231), we get a palindrome (34666643).

The spelling of 13224412 in words is "thirteen million, two hundred twenty-four thousand, four hundred twelve".