798209 has 8 divisors (see below), whose sum is σ = 860640. Its totient is φ = 737856.

The previous prime is 798199. The next prime is 798221. The reversal of 798209 is 902897.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 798209 - 2¹² = 794113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329 + ... + 1305.

It is an arithmetic number, because the mean of its divisors is an integer number (107580).

2⁷⁹⁸²⁰⁹ is an apocalyptic number.

It is an amenable number.

798209 is a deficient number, since it is larger than the sum of its proper divisors (62431).

798209 is a wasteful number, since it uses less digits than its factorization.

798209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 798209 is about 893.4254305760. The cubic root of 798209 is about 92.7624491975.

The spelling of 798209 in words is "seven hundred ninety-eight thousand, two hundred nine".