12320366 has 8 divisors (see below), whose sum is σ = 18714720. Its totient is φ = 6082128.

The previous prime is 12320351. The next prime is 12320369. The reversal of 12320366 is 66302321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320369) 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, 38831 + ... + 39146.

It is an arithmetic number, because the mean of its divisors is an integer number (2339340).

Almost surely, 2^12320366 is an apocalyptic number.

12320366 is a deficient number, since it is larger than the sum of its proper divisors (6394354).

12320366 is an equidigital number, since it uses as much as digits as its factorization.

12320366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78058.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 12320366 is about 3510.0378915334. The cubic root of 12320366 is about 230.9623571403.

Adding to 12320366 its reverse (66302321), we get a palindrome (78622687).

The spelling of 12320366 in words is "twelve million, three hundred twenty thousand, three hundred sixty-six".