804894 has 16 divisors (see below), whose sum is σ = 1621632. Its totient is φ = 266328.

The previous prime is 804893. The next prime is 804901. The reversal of 804894 is 498408.

It is a Curzon number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567 + ... + 1389.

It is an arithmetic number, because the mean of its divisors is an integer number (101352).

2⁸⁰⁴⁸⁹⁴ is an apocalyptic number.

804894 is an abundant number, since it is smaller than the sum of its proper divisors (816738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

804894 is a wasteful number, since it uses less digits than its factorization.

804894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991.

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 804894 is about 897.1588488111. The cubic root of 804894 is about 93.0206914303.

The spelling of 804894 in words is "eight hundred four thousand, eight hundred ninety-four".