12321336 has 32 divisors (see below), whose sum is σ = 31046400. Its totient is φ = 4074720.

The previous prime is 12321319. The next prime is 12321341. The reversal of 12321336 is 63312321.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1185 + ... + 5103.

It is an arithmetic number, because the mean of its divisors is an integer number (970200).

Almost surely, 2^12321336 is an apocalyptic number.

It is an amenable number.

12321336 is an abundant number, since it is smaller than the sum of its proper divisors (18725064).

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

12321336 is a wasteful number, since it uses less digits than its factorization.

12321336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4059 (or 4055 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 12321336 is about 3510.1760639603. The cubic root of 12321336 is about 230.9684183132.

Adding to 12321336 its reverse (63312321), we get a palindrome (75633657).

The spelling of 12321336 in words is "twelve million, three hundred twenty-one thousand, three hundred thirty-six".