13268678 has 4 divisors (see below), whose sum is σ = 19903020. Its totient is φ = 6634338.

The previous prime is 13268663. The next prime is 13268683. The reversal of 13268678 is 87686231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3317168 + ... + 3317171.

It is an arithmetic number, because the mean of its divisors is an integer number (4975755).

Almost surely, 2^13268678 is an apocalyptic number.

13268678 is a deficient number, since it is larger than the sum of its proper divisors (6634342).

13268678 is an equidigital number, since it uses as much as digits as its factorization.

13268678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6634341.

The product of its digits is 96768, while the sum is 41.

The square root of 13268678 is about 3642.6196617270. The cubic root of 13268678 is about 236.7423122160.

The spelling of 13268678 in words is "thirteen million, two hundred sixty-eight thousand, six hundred seventy-eight".