12883216 has 20 divisors (see below), whose sum is σ = 26275600. Its totient is φ = 6102432.

The previous prime is 12883201. The next prime is 12883223. The reversal of 12883216 is 61238821.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20886 + ... + 21493.

It is an arithmetic number, because the mean of its divisors is an integer number (1313780).

Almost surely, 2^12883216 is an apocalyptic number.

12883216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12883216 is an abundant number, since it is smaller than the sum of its proper divisors (13392384).

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

12883216 is a wasteful number, since it uses less digits than its factorization.

12883216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42406 (or 42400 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 12883216 is about 3589.3197127032. The cubic root of 12883216 is about 234.4272516627.

The spelling of 12883216 in words is "twelve million, eight hundred eighty-three thousand, two hundred sixteen".