13308664 has 16 divisors (see below), whose sum is σ = 26267400. Its totient is φ = 6304032.

The previous prime is 13308653. The next prime is 13308667. The reversal of 13308664 is 46680331.

13308664 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 not an unprimeable number, because it can be changed into a prime (13308667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43627 + ... + 43930.

Almost surely, 2^13308664 is an apocalyptic number.

It is an amenable number.

13308664 is a deficient number, since it is larger than the sum of its proper divisors (12958736).

13308664 is a wasteful number, since it uses less digits than its factorization.

13308664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87582 (or 87578 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 13308664 is about 3648.1041651795. The cubic root of 13308664 is about 236.9798863689.

Adding to 13308664 its reverse (46680331), we get a palindrome (59988995).

The spelling of 13308664 in words is "thirteen million, three hundred eight thousand, six hundred sixty-four".