12316450 has 12 divisors (see below), whose sum is σ = 22908690. Its totient is φ = 4926560.

The previous prime is 12316439. The next prime is 12316457. The reversal of 12316450 is 5461321.

It can be written as a sum of positive squares in 3 ways, for example, as 8755681 + 3560769 = 2959^2 + 1887^2 .

It is not an unprimeable number, because it can be changed into a prime (12316457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123115 + ... + 123214.

Almost surely, 2^12316450 is an apocalyptic number.

12316450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12316450 is a deficient number, since it is larger than the sum of its proper divisors (10592240).

12316450 is a wasteful number, since it uses less digits than its factorization.

12316450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246341 (or 246336 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 12316450 is about 3509.4800184643. The cubic root of 12316450 is about 230.9378842625.

Adding to 12316450 its reverse (5461321), we get a palindrome (17777771).

The spelling of 12316450 in words is "twelve million, three hundred sixteen thousand, four hundred fifty".