13424456 has 16 divisors (see below), whose sum is σ = 26265600. Its totient is φ = 6420304.

The previous prime is 13424443. The next prime is 13424459. The reversal of 13424456 is 65442431.

13424456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13424459) 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, 36296 + ... + 36663.

It is an arithmetic number, because the mean of its divisors is an integer number (1641600).

Almost surely, 2^13424456 is an apocalyptic number.

It is an amenable number.

13424456 is a deficient number, since it is larger than the sum of its proper divisors (12841144).

13424456 is a wasteful number, since it uses less digits than its factorization.

13424456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72988 (or 72984 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 13424456 is about 3663.9399558399. The cubic root of 13424456 is about 237.6651837014.

Adding to 13424456 its reverse (65442431), we get a palindrome (78866887).

The spelling of 13424456 in words is "thirteen million, four hundred twenty-four thousand, four hundred fifty-six".