809396 has 24 divisors (see below), whose sum is σ = 1638336. Its totient is φ = 342720.

The previous prime is 809383. The next prime is 809399. The reversal of 809396 is 693908.

809396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (809399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3731 + ... + 3941.

It is an arithmetic number, because the mean of its divisors is an integer number (68264).

2⁸⁰⁹³⁹⁶ is an apocalyptic number.

It is an amenable number.

809396 is an abundant number, since it is smaller than the sum of its proper divisors (828940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

809396 is a wasteful number, since it uses less digits than its factorization.

809396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 809396 is about 899.6643818669. The cubic root of 809396 is about 93.1937994364.

The spelling of 809396 in words is "eight hundred nine thousand, three hundred ninety-six".