13858672 has 20 divisors (see below), whose sum is σ = 28431216. Its totient is φ = 6521600.

The previous prime is 13858661. The next prime is 13858679. The reversal of 13858672 is 27685831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13858679) 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, 25204 + ... + 25747.

Almost surely, 2^13858672 is an apocalyptic number.

It is an amenable number.

13858672 is an abundant number, since it is smaller than the sum of its proper divisors (14572544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13858672 is a wasteful number, since it uses less digits than its factorization.

13858672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50976 (or 50970 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 13858672 is about 3722.7237340421. The cubic root of 13858672 is about 240.2004806328.

The spelling of 13858672 in words is "thirteen million, eight hundred fifty-eight thousand, six hundred seventy-two".