12732684 has 12 divisors (see below), whose sum is σ = 29709624. Its totient is φ = 4244224.

The previous prime is 12732647. The next prime is 12732689. The reversal of 12732684 is 48623721.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (12732689) 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, 530517 + ... + 530540.

It is an arithmetic number, because the mean of its divisors is an integer number (2475802).

Almost surely, 2^12732684 is an apocalyptic number.

It is an amenable number.

12732684 is an abundant number, since it is smaller than the sum of its proper divisors (16976940).

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

12732684 is a wasteful number, since it uses less digits than its factorization.

12732684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061064 (or 1061062 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 12732684 is about 3568.2886654530. The cubic root of 12732684 is about 233.5106289687.

The spelling of 12732684 in words is "twelve million, seven hundred thirty-two thousand, six hundred eighty-four".