12723306 has 8 divisors (see below), whose sum is σ = 25446624. Its totient is φ = 4241100.

The previous prime is 12723287. The next prime is 12723307. The reversal of 12723306 is 60332721.

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

12723306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12723307) 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, 1060270 + ... + 1060281.

It is an arithmetic number, because the mean of its divisors is an integer number (3180828).

Almost surely, 2^12723306 is an apocalyptic number.

12723306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12723306 is a wasteful number, since it uses less digits than its factorization.

12723306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120556.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 12723306 is about 3566.9743480995. The cubic root of 12723306 is about 233.4532857164.

The spelling of 12723306 in words is "twelve million, seven hundred twenty-three thousand, three hundred six".