804964 has 12 divisors (see below), whose sum is σ = 1435644. Its totient is φ = 394784.

The previous prime is 804943. The next prime is 804983. The reversal of 804964 is 469408.

It can be written as a sum of positive squares in 2 ways, for example, as 230400 + 574564 = 480^2 + 758^2 .

It is an unprimeable number.

804964 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 in 3 ways as a sum of consecutive naturals, for example, 1687 + ... + 2110.

It is an arithmetic number, because the mean of its divisors is an integer number (119637).

2⁸⁰⁴⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

804964 is a deficient number, since it is larger than the sum of its proper divisors (630680).

804964 is a wasteful number, since it uses less digits than its factorization.

804964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854 (or 3852 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 804964 is about 897.1978600064. The cubic root of 804964 is about 93.0233879591.

The spelling of 804964 in words is "eight hundred four thousand, nine hundred sixty-four".