804422 has 8 divisors (see below), whose sum is σ = 1270200. Its totient is φ = 381024.

The previous prime is 804409. The next prime is 804443. The reversal of 804422 is 224408.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 804394 and 804403.

It is a congruent number.

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, 10547 + ... + 10622.

It is an arithmetic number, because the mean of its divisors is an integer number (158775).

2⁸⁰⁴⁴²² is an apocalyptic number.

804422 is a deficient number, since it is larger than the sum of its proper divisors (465778).

804422 is a wasteful number, since it uses less digits than its factorization.

804422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21190.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 804422 is about 896.8957575995. The cubic root of 804422 is about 93.0025050391.

The spelling of 804422 in words is "eight hundred four thousand, four hundred twenty-two".