13268738 has 32 divisors (see below), whose sum is σ = 24292224. Its totient is φ = 5306112.

The previous prime is 13268719. The next prime is 13268753. The reversal of 13268738 is 83786231.

It is a happy number.

It is a super-2 number, since 2×13268738² = 352118816225288, which contains 22 as substring.

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 in 15 ways as a sum of consecutive naturals, for example, 46745 + ... + 47027.

It is an arithmetic number, because the mean of its divisors is an integer number (759132).

Almost surely, 2^13268738 is an apocalyptic number.

13268738 is a deficient number, since it is larger than the sum of its proper divisors (11023486).

13268738 is a wasteful number, since it uses less digits than its factorization.

13268738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506.

The product of its digits is 48384, while the sum is 38.

The square root of 13268738 is about 3642.6278975487. The cubic root of 13268738 is about 236.7426690593.

The spelling of 13268738 in words is "thirteen million, two hundred sixty-eight thousand, seven hundred thirty-eight".