13663652 has 12 divisors (see below), whose sum is σ = 24420480. Its totient is φ = 6686376.

The previous prime is 13663627. The next prime is 13663667. The reversal of 13663652 is 25636631.

13663652 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 3 ways as a sum of consecutive naturals, for example, 36152 + ... + 36527.

It is an arithmetic number, because the mean of its divisors is an integer number (2035040).

Almost surely, 2^13663652 is an apocalyptic number.

It is an amenable number.

13663652 is a deficient number, since it is larger than the sum of its proper divisors (10756828).

13663652 is a wasteful number, since it uses less digits than its factorization.

13663652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72730 (or 72728 counting only the distinct ones).

The product of its digits is 19440, while the sum is 32.

The square root of 13663652 is about 3696.4377446401. The cubic root of 13663652 is about 239.0684490837.

The spelling of 13663652 in words is "thirteen million, six hundred sixty-three thousand, six hundred fifty-two".