13906252 has 24 divisors (see below), whose sum is σ = 26008640. Its totient is φ = 6486480.

The previous prime is 13906183. The next prime is 13906261. The reversal of 13906252 is 25260931.

It is a self number, because there is not a number n which added to its sum of digits gives 13906252.

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, 3727 + ... + 6457.

Almost surely, 2^13906252 is an apocalyptic number.

It is an amenable number.

13906252 is a deficient number, since it is larger than the sum of its proper divisors (12102388).

13906252 is a wasteful number, since it uses less digits than its factorization.

13906252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821 (or 2819 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 13906252 is about 3729.1087407047. The cubic root of 13906252 is about 240.4750544303.

The spelling of 13906252 in words is "thirteen million, nine hundred six thousand, two hundred fifty-two".