12253424 has 20 divisors (see below), whose sum is σ = 24321360. Its totient is φ = 5976960.

The previous prime is 12253387. The next prime is 12253427. The reversal of 12253424 is 42435221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12253424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12253427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8684 + ... + 9995.

It is an arithmetic number, because the mean of its divisors is an integer number (1216068).

Almost surely, 2^12253424 is an apocalyptic number.

It is an amenable number.

12253424 is a deficient number, since it is larger than the sum of its proper divisors (12067936).

12253424 is a wasteful number, since it uses less digits than its factorization.

12253424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18728 (or 18722 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 12253424 is about 3500.4891086818. The cubic root of 12253424 is about 230.5432903353.

Adding to 12253424 its reverse (42435221), we get a palindrome (54688645).

The spelling of 12253424 in words is "twelve million, two hundred fifty-three thousand, four hundred twenty-four".