12428924 has 24 divisors (see below), whose sum is σ = 23133600. Its totient is φ = 5829824.

The previous prime is 12428909. The next prime is 12428951. The reversal of 12428924 is 42982421.

It is a happy number.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3602 + ... + 6150.

It is an arithmetic number, because the mean of its divisors is an integer number (963900).

Almost surely, 2^12428924 is an apocalyptic number.

It is an amenable number.

12428924 is a deficient number, since it is larger than the sum of its proper divisors (10704676).

12428924 is a wasteful number, since it uses less digits than its factorization.

12428924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2629 (or 2627 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 12428924 is about 3525.4679122068. The cubic root of 12428924 is about 231.6387312266.

The spelling of 12428924 in words is "twelve million, four hundred twenty-eight thousand, nine hundred twenty-four".