13924424 has 16 divisors (see below), whose sum is σ = 26261820. Its totient is φ = 6921280.

The previous prime is 13924381. The next prime is 13924429. The reversal of 13924424 is 42442931.

It can be written as a sum of positive squares in 2 ways, for example, as 12888100 + 1036324 = 3590^2 + 1018^2 .

It is not an unprimeable number, because it can be changed into a prime (13924429) 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, 3647 + ... + 6414.

Almost surely, 2^13924424 is an apocalyptic number.

It is an amenable number.

13924424 is a deficient number, since it is larger than the sum of its proper divisors (12337396).

13924424 is a wasteful number, since it uses less digits than its factorization.

13924424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10240 (or 10236 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 13924424 is about 3731.5444523682. The cubic root of 13924424 is about 240.5797557931.

The spelling of 13924424 in words is "thirteen million, nine hundred twenty-four thousand, four hundred twenty-four".