12406726 has 8 divisors (see below), whose sum is σ = 18661104. Its totient is φ = 6186360.

The previous prime is 12406721. The next prime is 12406733. The reversal of 12406726 is 62760421.

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

It is a junction number, because it is equal to n+sod(n) for n = 12406694 and 12406703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12406721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7570 + ... + 9061.

It is an arithmetic number, because the mean of its divisors is an integer number (2332638).

Almost surely, 2^12406726 is an apocalyptic number.

12406726 is a deficient number, since it is larger than the sum of its proper divisors (6254378).

12406726 is a wasteful number, since it uses less digits than its factorization.

12406726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17006.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 12406726 is about 3522.3182706848. The cubic root of 12406726 is about 231.5007471516.

The spelling of 12406726 in words is "twelve million, four hundred six thousand, seven hundred twenty-six".