805814 has 16 divisors (see below), whose sum is σ = 1282176. Its totient is φ = 379200.

The previous prime is 805811. The next prime is 805843. The reversal of 805814 is 418508.

It is a zygodrome in base 3.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 805814.

It is not an unprimeable number, because it can be changed into a prime (805811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2384 + ... + 2700.

It is an arithmetic number, because the mean of its divisors is an integer number (80136).

2⁸⁰⁵⁸¹⁴ is an apocalyptic number.

805814 is a deficient number, since it is larger than the sum of its proper divisors (476362).

805814 is a wasteful number, since it uses less digits than its factorization.

805814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 805814 is about 897.6714320953. The cubic root of 805814 is about 93.0561190563.

The spelling of 805814 in words is "eight hundred five thousand, eight hundred fourteen".