12684882 has 32 divisors (see below), whose sum is σ = 29491200. Its totient is φ = 3562128.

The previous prime is 12684869. The next prime is 12684911. The reversal of 12684882 is 28848621.

It is a self number, because there is not a number n which added to its sum of digits gives 12684882.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82 + ... + 5037.

It is an arithmetic number, because the mean of its divisors is an integer number (921600).

Almost surely, 2^12684882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12684882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14745600).

12684882 is an abundant number, since it is smaller than the sum of its proper divisors (16806318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12684882 is a wasteful number, since it uses less digits than its factorization.

12684882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5190.

The product of its digits is 49152, while the sum is 39.

The square root of 12684882 is about 3561.5841980782. The cubic root of 12684882 is about 233.2180414554.

The spelling of 12684882 in words is "twelve million, six hundred eighty-four thousand, eight hundred eighty-two".