12764726 has 8 divisors (see below), whose sum is σ = 20619984. Its totient is φ = 5891400.

The previous prime is 12764723. The next prime is 12764737. The reversal of 12764726 is 62746721.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12764723) 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, 245450 + ... + 245501.

It is an arithmetic number, because the mean of its divisors is an integer number (2577498).

Almost surely, 2^12764726 is an apocalyptic number.

12764726 is a deficient number, since it is larger than the sum of its proper divisors (7855258).

12764726 is a wasteful number, since it uses less digits than its factorization.

12764726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490966.

The product of its digits is 28224, while the sum is 35.

The square root of 12764726 is about 3572.7756716592. The cubic root of 12764726 is about 233.7063426145.

The spelling of 12764726 in words is "twelve million, seven hundred sixty-four thousand, seven hundred twenty-six".