799646 has 16 divisors (see below), whose sum is σ = 1315440. Its totient is φ = 362880.

The previous prime is 799637. The next prime is 799651. The reversal of 799646 is 646997.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 581 + ... + 1391.

It is an arithmetic number, because the mean of its divisors is an integer number (82215).

2⁷⁹⁹⁶⁴⁶ is an apocalyptic number.

799646 is a deficient number, since it is larger than the sum of its proper divisors (515794).

799646 is a wasteful number, since it uses less digits than its factorization.

799646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859.

The product of its digits is 81648, while the sum is 41.

The square root of 799646 is about 894.2292770873. The cubic root of 799646 is about 92.8180819650.

The spelling of 799646 in words is "seven hundred ninety-nine thousand, six hundred forty-six".