13903264 has 24 divisors (see below), whose sum is σ = 28042308. Its totient is φ = 6781440.

The previous prime is 13903243. The next prime is 13903271. The reversal of 13903264 is 46230931.

It can be written as a sum of positive squares in 2 ways, for example, as 9659664 + 4243600 = 3108^2 + 2060^2 .

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, 3987 + ... + 6610.

Almost surely, 2^13903264 is an apocalyptic number.

It is an amenable number.

13903264 is an abundant number, since it is smaller than the sum of its proper divisors (14139044).

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

13903264 is a wasteful number, since it uses less digits than its factorization.

13903264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10648 (or 10640 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 13903264 is about 3728.7080872603. The cubic root of 13903264 is about 240.4578297812.

The spelling of 13903264 in words is "thirteen million, nine hundred three thousand, two hundred sixty-four".