804899 has 8 divisors (see below), whose sum is σ = 861840. Its totient is φ = 749056.

The previous prime is 804893. The next prime is 804901. The reversal of 804899 is 998408.

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

It is a cyclic number.

It is not a de Polignac number, because 804899 - 2¹⁶ = 739363 is a prime.

It is a Duffinian number.

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

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 7 ways as a sum of consecutive naturals, for example, 1712 + ... + 2130.

It is an arithmetic number, because the mean of its divisors is an integer number (107730).

2⁸⁰⁴⁸⁹⁹ is an apocalyptic number.

804899 is a deficient number, since it is larger than the sum of its proper divisors (56941).

804899 is a wasteful number, since it uses less digits than its factorization.

804899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 804899 is about 897.1616353813. The cubic root of 804899 is about 93.0208840447.

The spelling of 804899 in words is "eight hundred four thousand, eight hundred ninety-nine".