808994 has 4 divisors (see below), whose sum is σ = 1213494. Its totient is φ = 404496.

The previous prime is 808993. The next prime is 809023. The reversal of 808994 is 499808.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 405769 + 403225 = 637^2 + 635^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (808991) 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 as a sum of consecutive naturals, namely, 202247 + ... + 202250.

2⁸⁰⁸⁹⁹⁴ is an apocalyptic number.

808994 is a deficient number, since it is larger than the sum of its proper divisors (404500).

808994 is a wasteful number, since it uses less digits than its factorization.

808994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404499.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 808994 is about 899.4409374717. The cubic root of 808994 is about 93.1783681307.

The spelling of 808994 in words is "eight hundred eight thousand, nine hundred ninety-four".