786868682 has 4 divisors (see below), whose sum is σ = 1180303026. Its totient is φ = 393434340.

The previous prime is 786868633. The next prime is 786868697. The reversal of 786868682 is 286868687.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 486158401 + 300710281 = 22049^2 + 17341^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196717169 + ... + 196717172.

Almost surely, 2^786868682 is an apocalyptic number.

786868682 is a deficient number, since it is larger than the sum of its proper divisors (393434344).

786868682 is a wasteful number, since it uses less digits than its factorization.

786868682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393434343.

The product of its digits is 12386304, while the sum is 59.

The square root of 786868682 is about 28051.1796899881. The cubic root of 786868682 is about 923.2105387696.

The spelling of 786868682 in words is "seven hundred eighty-six million, eight hundred sixty-eight thousand, six hundred eighty-two".