811696 has 20 divisors (see below), whose sum is σ = 1591912. Its totient is φ = 400896.

The previous prime is 811691. The next prime is 811697. The reversal of 811696 is 696118.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (811691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1291 + ... + 1813.

2⁸¹¹⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

811696 is a deficient number, since it is larger than the sum of its proper divisors (780216).

811696 is a wasteful number, since it uses less digits than its factorization.

811696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 622 counting only the distinct ones).

The product of its digits is 2592, while the sum is 31.

The square root of 811696 is about 900.9417295253. The cubic root of 811696 is about 93.2819899013.

The spelling of 811696 in words is "eight hundred eleven thousand, six hundred ninety-six".