816696 has 64 divisors (see below), whose sum is σ = 2400000. Its totient is φ = 256608.

The previous prime is 816691. The next prime is 816703. The reversal of 816696 is 696618.

816696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 816696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816691) by changing a digit.

816696 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 in 15 ways as a sum of consecutive naturals, for example, 4005 + ... + 4203.

It is an arithmetic number, because the mean of its divisors is an integer number (37500).

2⁸¹⁶⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 816696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1200000).

816696 is an abundant number, since it is smaller than the sum of its proper divisors (1583304).

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

816696 is a wasteful number, since it uses less digits than its factorization.

816696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233 (or 223 counting only the distinct ones).

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

The square root of 816696 is about 903.7123436138. The cubic root of 816696 is about 93.4731351607.

The spelling of 816696 in words is "eight hundred sixteen thousand, six hundred ninety-six".