12320332 has 12 divisors (see below), whose sum is σ = 21588336. Its totient is φ = 6152240.

The previous prime is 12320309. The next prime is 12320339. The reversal of 12320332 is 23302321.

It is not an unprimeable number, because it can be changed into a prime (12320339) 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, 2793 + ... + 5695.

It is an arithmetic number, because the mean of its divisors is an integer number (1799028).

Almost surely, 2^12320332 is an apocalyptic number.

It is an amenable number.

12320332 is a deficient number, since it is larger than the sum of its proper divisors (9268004).

12320332 is a wasteful number, since it uses less digits than its factorization.

12320332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3968 (or 3966 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 12320332 is about 3510.0330482775. The cubic root of 12320332 is about 230.9621446810.

Adding to 12320332 its reverse (23302321), we get a palindrome (35622653).

The spelling of 12320332 in words is "twelve million, three hundred twenty thousand, three hundred thirty-two".