12704326 has 8 divisors (see below), whose sum is σ = 19885104. Its totient is φ = 6075960.

The previous prime is 12704323. The next prime is 12704347. The reversal of 12704326 is 62340721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12704326² = 322799798228552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12704326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12704323) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 138045 + ... + 138136.

It is an arithmetic number, because the mean of its divisors is an integer number (2485638).

Almost surely, 2^12704326 is an apocalyptic number.

12704326 is a deficient number, since it is larger than the sum of its proper divisors (7180778).

12704326 is a wasteful number, since it uses less digits than its factorization.

12704326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276206.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 12704326 is about 3564.3128369996. The cubic root of 12704326 is about 233.3371432484.

The spelling of 12704326 in words is "twelve million, seven hundred four thousand, three hundred twenty-six".