12320744 has 16 divisors (see below), whose sum is σ = 23190720. Its totient is φ = 6136560.

The previous prime is 12320743. The next prime is 12320753. The reversal of 12320744 is 44702321.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12320743) 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, 674 + ... + 5009.

It is an arithmetic number, because the mean of its divisors is an integer number (1449420).

Almost surely, 2^12320744 is an apocalyptic number.

It is an amenable number.

12320744 is a deficient number, since it is larger than the sum of its proper divisors (10869976).

12320744 is a wasteful number, since it uses less digits than its factorization.

12320744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960 (or 5956 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 12320744 is about 3510.0917366929. The cubic root of 12320744 is about 230.9647191609.

The spelling of 12320744 in words is "twelve million, three hundred twenty thousand, seven hundred forty-four".