13924225 has 24 divisors (see below), whose sum is σ = 19873728. Its totient is φ = 9480000.

The previous prime is 13924219. The next prime is 13924249. The reversal of 13924225 is 52242931.

13924225 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13924225 - 2⁵ = 13924193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13924193 and 13924202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43767 + ... + 44083.

It is an arithmetic number, because the mean of its divisors is an integer number (828072).

Almost surely, 2^13924225 is an apocalyptic number.

It is an amenable number.

13924225 is a deficient number, since it is larger than the sum of its proper divisors (5949503).

13924225 is a wasteful number, since it uses less digits than its factorization.

13924225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585 (or 580 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 13924225 is about 3731.5177877105. The cubic root of 13924225 is about 240.5786097110.

It can be divided in two parts, 13924 and 225, that multiplied together give a square (3132900 = 1770²).

The spelling of 13924225 in words is "thirteen million, nine hundred twenty-four thousand, two hundred twenty-five".