12686084 has 6 divisors (see below), whose sum is σ = 22200654. Its totient is φ = 6343040.

The previous prime is 12686081. The next prime is 12686111. The reversal of 12686084 is 48068621.

It can be written as a sum of positive squares in only one way, i.e., 7441984 + 5244100 = 2728^2 + 2290^2 .

It is not an unprimeable number, because it can be changed into a prime (12686081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1585757 + ... + 1585764.

It is an arithmetic number, because the mean of its divisors is an integer number (3700109).

Almost surely, 2^12686084 is an apocalyptic number.

It is an amenable number.

12686084 is a deficient number, since it is larger than the sum of its proper divisors (9514570).

12686084 is a wasteful number, since it uses less digits than its factorization.

12686084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3171525 (or 3171523 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 12686084 is about 3561.7529392141. The cubic root of 12686084 is about 233.2254076843.

The spelling of 12686084 in words is "twelve million, six hundred eighty-six thousand, eighty-four".