805826 has 8 divisors (see below), whose sum is σ = 1381440. Its totient is φ = 345348.

The previous prime is 805811. The next prime is 805843. The reversal of 805826 is 628508.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28766 + ... + 28793.

It is an arithmetic number, because the mean of its divisors is an integer number (172680).

2⁸⁰⁵⁸²⁶ is an apocalyptic number.

805826 is a deficient number, since it is larger than the sum of its proper divisors (575614).

805826 is a wasteful number, since it uses less digits than its factorization.

805826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57568.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 805826 is about 897.6781160305. The cubic root of 805826 is about 93.0565809776.

The spelling of 805826 in words is "eight hundred five thousand, eight hundred twenty-six".