12885316 has 12 divisors (see below), whose sum is σ = 23099580. Its totient is φ = 6285440.

The previous prime is 12885289. The next prime is 12885317. The reversal of 12885316 is 61358821.

It can be written as a sum of positive squares in 2 ways, for example, as 7268416 + 5616900 = 2696^2 + 2370^2 .

It is not an unprimeable number, because it can be changed into a prime (12885317) 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, 39121 + ... + 39448.

It is an arithmetic number, because the mean of its divisors is an integer number (1924965).

Almost surely, 2^12885316 is an apocalyptic number.

It is an amenable number.

12885316 is a deficient number, since it is larger than the sum of its proper divisors (10214264).

12885316 is a wasteful number, since it uses less digits than its factorization.

12885316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78614 (or 78612 counting only the distinct ones).

The product of its digits is 11520, while the sum is 34.

The square root of 12885316 is about 3589.6122353257. The cubic root of 12885316 is about 234.4399884018.

The spelling of 12885316 in words is "twelve million, eight hundred eighty-five thousand, three hundred sixteen".