13396688 has 10 divisors (see below), whose sum is σ = 25956114. Its totient is φ = 6698336.

The previous prime is 13396679. The next prime is 13396699. The reversal of 13396688 is 88669331.

13396688 is nontrivially palindromic in base 3.

It can be written as a sum of positive squares in only one way, i.e., 11888704 + 1507984 = 3448^2 + 1228^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 418631 + ... + 418662.

Almost surely, 2^13396688 is an apocalyptic number.

It is an amenable number.

13396688 is a deficient number, since it is larger than the sum of its proper divisors (12559426).

13396688 is an equidigital number, since it uses as much as digits as its factorization.

13396688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837301 (or 837295 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 13396688 is about 3660.1486308619. The cubic root of 13396688 is about 237.5012033180.

The spelling of 13396688 in words is "thirteen million, three hundred ninety-six thousand, six hundred eighty-eight".