842683679 has 2 divisors, whose sum is σ = 842683680. Its totient is φ = 842683678.

The previous prime is 842683663. The next prime is 842683739. The reversal of 842683679 is 976386248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 842683679 - 2⁴ = 842683663 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 842683679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (842683279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421341839 + 421341840.

It is an arithmetic number, because the mean of its divisors is an integer number (421341840).

Almost surely, 2^842683679 is an apocalyptic number.

842683679 is a deficient number, since it is larger than the sum of its proper divisors (1).

842683679 is an equidigital number, since it uses as much as digits as its factorization.

842683679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 53.

The square root of 842683679 is about 29029.0144338384. The cubic root of 842683679 is about 944.5425513828.

The spelling of 842683679 in words is "eight hundred forty-two million, six hundred eighty-three thousand, six hundred seventy-nine".