12316722 has 32 divisors (see below), whose sum is σ = 27336960. Its totient is φ = 3667920.

The previous prime is 12316709. The next prime is 12316727. The reversal of 12316722 is 22761321.

It is a junction number, because it is equal to n+sod(n) for n = 12316692 and 12316701.

It is not an unprimeable number, because it can be changed into a prime (12316727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2313 + ... + 5475.

It is an arithmetic number, because the mean of its divisors is an integer number (854280).

Almost surely, 2^12316722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12316722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13668480).

12316722 is an abundant number, since it is smaller than the sum of its proper divisors (15020238).

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

12316722 is a wasteful number, since it uses less digits than its factorization.

12316722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238.

The product of its digits is 1008, while the sum is 24.

The square root of 12316722 is about 3509.5187704299. The cubic root of 12316722 is about 230.9395842827.

The spelling of 12316722 in words is "twelve million, three hundred sixteen thousand, seven hundred twenty-two".