12323016 has 56 divisors (see below), whose sum is σ = 34659030. Its totient is φ = 4105728.

The previous prime is 12322993. The next prime is 12323021. The reversal of 12323016 is 61032321.

It can be written as a sum of positive squares in only one way, i.e., 12320100 + 2916 = 3510^2 + 54^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 12323016.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 4776 + ... + 6888.

Almost surely, 2^12323016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12323016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17329515).

12323016 is an abundant number, since it is smaller than the sum of its proper divisors (22336014).

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

12323016 is an equidigital number, since it uses as much as digits as its factorization.

12323016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137 (or 2118 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 12323016 is about 3510.4153600393. The cubic root of 12323016 is about 230.9789152622.

Adding to 12323016 its reverse (61032321), we get a palindrome (73355337).

The spelling of 12323016 in words is "twelve million, three hundred twenty-three thousand, sixteen".