12883782 has 8 divisors (see below), whose sum is σ = 25767576. Its totient is φ = 4294592.

The previous prime is 12883777. The next prime is 12883811. The reversal of 12883782 is 28738821.

It is a sphenic number, since it is the product of 3 distinct primes.

12883782 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 12883782.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073643 + ... + 1073654.

It is an arithmetic number, because the mean of its divisors is an integer number (3220947).

Almost surely, 2^12883782 is an apocalyptic number.

12883782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12883782 is a wasteful number, since it uses less digits than its factorization.

12883782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147302.

The product of its digits is 43008, while the sum is 39.

The square root of 12883782 is about 3589.3985568616. The cubic root of 12883782 is about 234.4306846534.

The spelling of 12883782 in words is "twelve million, eight hundred eighty-three thousand, seven hundred eighty-two".