805939846 has 8 divisors (see below), whose sum is σ = 1241583120. Its totient is φ = 392078808.

The previous prime is 805939837. The next prime is 805939861. The reversal of 805939846 is 648939508.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 805939793 and 805939802.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5445466 + ... + 5445613.

It is an arithmetic number, because the mean of its divisors is an integer number (155197890).

Almost surely, 2^805939846 is an apocalyptic number.

805939846 is a deficient number, since it is larger than the sum of its proper divisors (435643274).

805939846 is a wasteful number, since it uses less digits than its factorization.

805939846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10891118.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The square root of 805939846 is about 28389.0796962494. The cubic root of 805939846 is about 930.6096307361.

The spelling of 805939846 in words is "eight hundred five million, nine hundred thirty-nine thousand, eight hundred forty-six".