800163 has 24 divisors (see below), whose sum is σ = 1423968. Its totient is φ = 421632.

The previous prime is 800161. The next prime is 800171. The reversal of 800163 is 361008.

800163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 800163 - 2¹ = 800161 is a prime.

800163 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 800163.

It is not an unprimeable number, because it can be changed into a prime (800161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 331 + ... + 1307.

It is an arithmetic number, because the mean of its divisors is an integer number (59332).

2⁸⁰⁰¹⁶³ is an apocalyptic number.

800163 is a deficient number, since it is larger than the sum of its proper divisors (623805).

800163 is a wasteful number, since it uses less digits than its factorization.

800163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 1000 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 800163 is about 894.5183061291. The cubic root of 800163 is about 92.8380810689.

The spelling of 800163 in words is "eight hundred thousand, one hundred sixty-three".