12224553 has 8 divisors (see below), whose sum is σ = 17781216. Its totient is φ = 7408800.

The previous prime is 12224551. The next prime is 12224557. The reversal of 12224553 is 35542221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12224553 - 2¹ = 12224551 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12224551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185188 + ... + 185253.

It is an arithmetic number, because the mean of its divisors is an integer number (2222652).

Almost surely, 2^12224553 is an apocalyptic number.

It is an amenable number.

12224553 is a deficient number, since it is larger than the sum of its proper divisors (5556663).

12224553 is a wasteful number, since it uses less digits than its factorization.

12224553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370455.

The product of its digits is 2400, while the sum is 24.

The square root of 12224553 is about 3496.3628244220. The cubic root of 12224553 is about 230.3620824887.

Adding to 12224553 its reverse (35542221), we get a palindrome (47766774).

It can be divided in two parts, 1222 and 4553, that added together give a palindrome (5775).

The spelling of 12224553 in words is "twelve million, two hundred twenty-four thousand, five hundred fifty-three".