12677982 has 8 divisors (see below), whose sum is σ = 25355976. Its totient is φ = 4225992.

The previous prime is 12677957. The next prime is 12677989. The reversal of 12677982 is 28977621.

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

12677982 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12677989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056493 + ... + 1056504.

It is an arithmetic number, because the mean of its divisors is an integer number (3169497).

Almost surely, 2^12677982 is an apocalyptic number.

12677982 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.

12677982 is a wasteful number, since it uses less digits than its factorization.

12677982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113002.

The product of its digits is 84672, while the sum is 42.

The square root of 12677982 is about 3560.6153962482. The cubic root of 12677982 is about 233.1757471098.

The spelling of 12677982 in words is "twelve million, six hundred seventy-seven thousand, nine hundred eighty-two".