12727312 has 40 divisors (see below), whose sum is σ = 27192704. Its totient is φ = 5733504.

The previous prime is 12727301. The next prime is 12727327. The reversal of 12727312 is 21372721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8233 + ... + 9655.

Almost surely, 2^12727312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12727312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13596352).

12727312 is an abundant number, since it is smaller than the sum of its proper divisors (14465392).

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

12727312 is a wasteful number, since it uses less digits than its factorization.

12727312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487 (or 1481 counting only the distinct ones).

The product of its digits is 1176, while the sum is 25.

The square root of 12727312 is about 3567.5358442488. The cubic root of 12727312 is about 233.4777844782.

The spelling of 12727312 in words is "twelve million, seven hundred twenty-seven thousand, three hundred twelve".