12782382 has 16 divisors (see below), whose sum is σ = 25608960. Its totient is φ = 4253432.

The previous prime is 12782377. The next prime is 12782431. The reversal of 12782382 is 28328721.

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 7 ways as a sum of consecutive naturals, for example, 2833 + ... + 5795.

It is an arithmetic number, because the mean of its divisors is an integer number (1600560).

Almost surely, 2^12782382 is an apocalyptic number.

12782382 is an abundant number, since it is smaller than the sum of its proper divisors (12826578).

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

12782382 is a wasteful number, since it uses less digits than its factorization.

12782382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3687.

The product of its digits is 10752, while the sum is 33.

The square root of 12782382 is about 3575.2457258208. The cubic root of 12782382 is about 233.8140461446.

The spelling of 12782382 in words is "twelve million, seven hundred eighty-two thousand, three hundred eighty-two".