12336012 has 72 divisors (see below), whose sum is σ = 34418384. Its totient is φ = 3701376.

The previous prime is 12336007. The next prime is 12336013. The reversal of 12336012 is 21063321.

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

It is not an unprimeable number, because it can be changed into a prime (12336013) 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 23 ways as a sum of consecutive naturals, for example, 19818 + ... + 20430.

Almost surely, 2^12336012 is an apocalyptic number.

12336012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12336012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17209192).

12336012 is an abundant number, since it is smaller than the sum of its proper divisors (22082372).

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

12336012 is a wasteful number, since it uses less digits than its factorization.

12336012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679 (or 674 counting only the distinct ones).

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

The square root of 12336012 is about 3512.2659352617. The cubic root of 12336012 is about 231.0600844434.

Adding to 12336012 its reverse (21063321), we get a palindrome (33399333).

The spelling of 12336012 in words is "twelve million, three hundred thirty-six thousand, twelve".