13663372 has 12 divisors (see below), whose sum is σ = 23952096. Its totient is φ = 6819920.

The previous prime is 13663361. The next prime is 13663387. The reversal of 13663372 is 27336631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4 + ... + 5227.

It is an arithmetic number, because the mean of its divisors is an integer number (1996008).

Almost surely, 2^13663372 is an apocalyptic number.

It is an amenable number.

13663372 is a deficient number, since it is larger than the sum of its proper divisors (10288724).

13663372 is a wasteful number, since it uses less digits than its factorization.

13663372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5888 (or 5886 counting only the distinct ones).

The product of its digits is 13608, while the sum is 31.

The square root of 13663372 is about 3696.3998701439. The cubic root of 13663372 is about 239.0668160498.

The spelling of 13663372 in words is "thirteen million, six hundred sixty-three thousand, three hundred seventy-two".