816116 has 12 divisors (see below), whose sum is σ = 1632288. Its totient is φ = 349752.

The previous prime is 816113. The next prime is 816121. The reversal of 816116 is 611618.

It is a happy number.

816116 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 816091 and 816100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816113) 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, 14546 + ... + 14601.

It is an arithmetic number, because the mean of its divisors is an integer number (136024).

2⁸¹⁶¹¹⁶ is an apocalyptic number.

It is an amenable number.

816116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

816116 is a wasteful number, since it uses less digits than its factorization.

816116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29158 (or 29156 counting only the distinct ones).

The product of its digits is 288, while the sum is 23.

The square root of 816116 is about 903.3913880484. The cubic root of 816116 is about 93.4510023813.

The spelling of 816116 in words is "eight hundred sixteen thousand, one hundred sixteen".