804994 has 8 divisors (see below), whose sum is σ = 1237068. Its totient is φ = 392640.

The previous prime is 804989. The next prime is 804997. The reversal of 804994 is 499408.

It can be written as a sum of positive squares in 2 ways, for example, as 801025 + 3969 = 895^2 + 63^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4827 + ... + 4990.

2⁸⁰⁴⁹⁹⁴ is an apocalyptic number.

804994 is a deficient number, since it is larger than the sum of its proper divisors (432074).

804994 is a wasteful number, since it uses less digits than its factorization.

804994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9860.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 804994 is about 897.2145785708. The cubic root of 804994 is about 93.0245435665.

The spelling of 804994 in words is "eight hundred four thousand, nine hundred ninety-four".