800842 has 8 divisors (see below), whose sum is σ = 1372896. Its totient is φ = 343212.

The previous prime is 800801. The next prime is 800861. The reversal of 800842 is 248008.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28588 + ... + 28615.

It is an arithmetic number, because the mean of its divisors is an integer number (171612).

2⁸⁰⁰⁸⁴² is an apocalyptic number.

800842 is a deficient number, since it is larger than the sum of its proper divisors (572054).

800842 is a wasteful number, since it uses less digits than its factorization.

800842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57212.

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 800842 is about 894.8977595234. The cubic root of 800842 is about 92.8643337345.

The spelling of 800842 in words is "eight hundred thousand, eight hundred forty-two".