198616 has 32 divisors (see below), whose sum is σ = 424080. Its totient is φ = 86400.

The previous prime is 198613. The next prime is 198623. The reversal of 198616 is 616891.

It is a happy number.

198616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3226 + ... + 3286.

2¹⁹⁸⁶¹⁶ 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 198616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212040).

198616 is an abundant number, since it is smaller than the sum of its proper divisors (225464).

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

198616 is a wasteful number, since it uses less digits than its factorization.

198616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 111 counting only the distinct ones).

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

The square root of 198616 is about 445.6635502260. The cubic root of 198616 is about 58.3451477204.

It can be divided in two parts, 1986 and 16, that added together give a palindrome (2002).

The spelling of 198616 in words is "one hundred ninety-eight thousand, six hundred sixteen".