798199 has 2 divisors, whose sum is σ = 798200. Its totient is φ = 798198.

The previous prime is 798197. The next prime is 798221. The reversal of 798199 is 991897.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 798199 - 2¹ = 798197 is a prime.

Together with 798197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798191) 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 as a sum of consecutive naturals, namely, 399099 + 399100.

It is an arithmetic number, because the mean of its divisors is an integer number (399100).

2⁷⁹⁸¹⁹⁹ is an apocalyptic number.

798199 is a deficient number, since it is larger than the sum of its proper divisors (1).

798199 is an equidigital number, since it uses as much as digits as its factorization.

798199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 43.

The square root of 798199 is about 893.4198341206. The cubic root of 798199 is about 92.7620618185.

The spelling of 798199 in words is "seven hundred ninety-eight thousand, one hundred ninety-nine".