198036 has 18 divisors (see below), whose sum is σ = 500682. Its totient is φ = 66000.

The previous prime is 198031. The next prime is 198043. The reversal of 198036 is 630891.

It can be written as a sum of positive squares in only one way, i.e., 197136 + 900 = 444^2 + 30^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2715 + ... + 2786.

2¹⁹⁸⁰³⁶ is an apocalyptic number.

It is an amenable number.

198036 is an abundant number, since it is smaller than the sum of its proper divisors (302646).

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

198036 is a wasteful number, since it uses less digits than its factorization.

198036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5511 (or 5506 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 198036 is about 445.0123593789. The cubic root of 198036 is about 58.2882990286.

It can be divided in two parts, 1980 and 36, that added together give a triangular number (2016 = T₆₃).

The spelling of 198036 in words is "one hundred ninety-eight thousand, thirty-six".