13977272 has 32 divisors (see below), whose sum is σ = 26989200. Its totient is φ = 6783744.

The previous prime is 13977263. The next prime is 13977317. The reversal of 13977272 is 27277931.

13977272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 47558 + ... + 47850.

Almost surely, 2^13977272 is an apocalyptic number.

It is an amenable number.

13977272 is a deficient number, since it is larger than the sum of its proper divisors (13011928).

13977272 is a wasteful number, since it uses less digits than its factorization.

13977272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 451 counting only the distinct ones).

The product of its digits is 37044, while the sum is 38.

The square root of 13977272 is about 3738.6189963675. The cubic root of 13977272 is about 240.8837326492.

The spelling of 13977272 in words is "thirteen million, nine hundred seventy-seven thousand, two hundred seventy-two".