809496 has 24 divisors (see below), whose sum is σ = 2192580. Its totient is φ = 269808.

The previous prime is 809491. The next prime is 809507. The reversal of 809496 is 694908.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 809496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (809491) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5550 + ... + 5693.

2⁸⁰⁹⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

809496 is an abundant number, since it is smaller than the sum of its proper divisors (1383084).

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

809496 is a wasteful number, since it uses less digits than its factorization.

809496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11255 (or 11248 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 809496 is about 899.7199564309. The cubic root of 809496 is about 93.1976372761.

The spelling of 809496 in words is "eight hundred nine thousand, four hundred ninety-six".