12883312 has 40 divisors (see below), whose sum is σ = 28060704. Its totient is φ = 5685504.

The previous prime is 12883309. The next prime is 12883313. The reversal of 12883312 is 21338821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12883313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3438 + ... + 6130.

Almost surely, 2^12883312 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 12883312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14030352).

12883312 is an abundant number, since it is smaller than the sum of its proper divisors (15177392).

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

12883312 is a wasteful number, since it uses less digits than its factorization.

12883312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737 (or 2731 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 12883312 is about 3589.3330856860. Note that the first 3 decimals coincide. The cubic root of 12883312 is about 234.4278339438.

The spelling of 12883312 in words is "twelve million, eight hundred eighty-three thousand, three hundred twelve".