799807 has 2 divisors, whose sum is σ = 799808. Its totient is φ = 799806.

The previous prime is 799801. The next prime is 799817. The reversal of 799807 is 708997.

It is a weak prime.

It is an emirp because it is prime and its reverse (708997) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 799807 - 2⁷ = 799679 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 799807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (799801) by changing a digit.

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 as a sum of consecutive naturals, namely, 399903 + 399904.

It is an arithmetic number, because the mean of its divisors is an integer number (399904).

2⁷⁹⁹⁸⁰⁷ is an apocalyptic number.

799807 is a deficient number, since it is larger than the sum of its proper divisors (1).

799807 is an equidigital number, since it uses as much as digits as its factorization.

799807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 799807 is about 894.3192942121. The cubic root of 799807 is about 92.8243108498.

The spelling of 799807 in words is "seven hundred ninety-nine thousand, eight hundred seven".