811796 has 6 divisors (see below), whose sum is σ = 1420650. Its totient is φ = 405896.

The previous prime is 811777. The next prime is 811799. The reversal of 811796 is 697118.

It can be written as a sum of positive squares in only one way, i.e., 547600 + 264196 = 740^2 + 514^2 .

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (811799) by changing a digit.

811796 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, 101471 + ... + 101478.

It is an arithmetic number, because the mean of its divisors is an integer number (236775).

2⁸¹¹⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

811796 is a deficient number, since it is larger than the sum of its proper divisors (608854).

811796 is a wasteful number, since it uses less digits than its factorization.

811796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202953 (or 202951 counting only the distinct ones).

The product of its digits is 3024, while the sum is 32.

The square root of 811796 is about 900.9972253009. The cubic root of 811796 is about 93.2858204881.

The spelling of 811796 in words is "eight hundred eleven thousand, seven hundred ninety-six".