798818219 has 8 divisors (see below), whose sum is σ = 852266448. Its totient is φ = 746087680.

The previous prime is 798818213. The next prime is 798818233. The reversal of 798818219 is 912818897.

It is a happy number.

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 798818219 - 2⁴ = 798818203 is a prime.

It is a super-2 number, since 2×798818219² = 1276221094012663922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798818213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177122 + ... + 181575.

It is an arithmetic number, because the mean of its divisors is an integer number (106533306).

Almost surely, 2^798818219 is an apocalyptic number.

798818219 is a deficient number, since it is larger than the sum of its proper divisors (53448229).

798818219 is a wasteful number, since it uses less digits than its factorization.

798818219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358845.

The product of its digits is 580608, while the sum is 53.

The square root of 798818219 is about 28263.3723925508. The cubic root of 798818219 is about 927.8604296607.

The spelling of 798818219 in words is "seven hundred ninety-eight million, eight hundred eighteen thousand, two hundred nineteen".