809696 has 12 divisors (see below), whose sum is σ = 1594152. Its totient is φ = 404832.

The previous prime is 809629. The next prime is 809701. The reversal of 809696 is 696908.

It is a super-2 number, since 2×809696² = 1311215224832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

809696 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12620 + ... + 12683.

It is an arithmetic number, because the mean of its divisors is an integer number (132846).

2⁸⁰⁹⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

809696 is a deficient number, since it is larger than the sum of its proper divisors (784456).

809696 is a wasteful number, since it uses less digits than its factorization.

809696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25313 (or 25305 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 809696 is about 899.8310952618. The cubic root of 809696 is about 93.2053120073.

It can be divided in two parts, 8096 and 96, that added together give a 13-th power (8192 = 2¹³).

The spelling of 809696 in words is "eight hundred nine thousand, six hundred ninety-six".