13907328 has 32 divisors (see below), whose sum is σ = 36942360. Its totient is φ = 4635648.

The previous prime is 13907317. The next prime is 13907351. The reversal of 13907328 is 82370931.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17725 + ... + 18492.

Almost surely, 2^13907328 is an apocalyptic number.

It is an amenable number.

13907328 is an abundant number, since it is smaller than the sum of its proper divisors (23035032).

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

13907328 is an equidigital number, since it uses as much as digits as its factorization.

13907328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36234 (or 36222 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 13907328 is about 3729.2530083115. The cubic root of 13907328 is about 240.4812565444.

The spelling of 13907328 in words is "thirteen million, nine hundred seven thousand, three hundred twenty-eight".