13290668 has 24 divisors (see below), whose sum is σ = 24759504. Its totient is φ = 6220800.

The previous prime is 13290647. The next prime is 13290713. The reversal of 13290668 is 86609231.

13290668 is nontrivially palindromic in base 16.

13290668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 15983 + ... + 16793.

It is an arithmetic number, because the mean of its divisors is an integer number (1031646).

Almost surely, 2^13290668 is an apocalyptic number.

It is an amenable number.

13290668 is a deficient number, since it is larger than the sum of its proper divisors (11468836).

13290668 is a wasteful number, since it uses less digits than its factorization.

13290668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 13290668 is about 3645.6368442290. The cubic root of 13290668 is about 236.8730233079.

Adding to 13290668 its reverse (86609231), we get a palindrome (99899899).

The spelling of 13290668 in words is "thirteen million, two hundred ninety thousand, six hundred sixty-eight".