799681682 has 4 divisors (see below), whose sum is σ = 1199522526. Its totient is φ = 399840840.

The previous prime is 799681681. The next prime is 799681697. The reversal of 799681682 is 286186997.

799681682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 286186997 = 1361 ⋅210277.

It can be written as a sum of positive squares in only one way, i.e., 439782841 + 359898841 = 20971^2 + 18971^2 .

It is not an unprimeable number, because it can be changed into a prime (799681681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199920419 + ... + 199920422.

Almost surely, 2^799681682 is an apocalyptic number.

799681682 is a deficient number, since it is larger than the sum of its proper divisors (399840844).

799681682 is a wasteful number, since it uses less digits than its factorization.

799681682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399840843.

The product of its digits is 2612736, while the sum is 56.

The square root of 799681682 is about 28278.6435671869. The cubic root of 799681682 is about 928.1946252824.

The spelling of 799681682 in words is "seven hundred ninety-nine million, six hundred eighty-one thousand, six hundred eighty-two".