198365536 has 24 divisors (see below), whose sum is σ = 399617064. Its totient is φ = 96875520.

The previous prime is 198365513. The next prime is 198365549. The reversal of 198365536 is 635563891.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70705 + ... + 73456.

It is an arithmetic number, because the mean of its divisors is an integer number (16650711).

Almost surely, 2^198365536 is an apocalyptic number.

198365536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198365536 is an abundant number, since it is smaller than the sum of its proper divisors (201251528).

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

198365536 is a wasteful number, since it uses less digits than its factorization.

198365536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144214 (or 144206 counting only the distinct ones).

The product of its digits is 583200, while the sum is 46.

The square root of 198365536 is about 14084.2300464030. The cubic root of 198365536 is about 583.2061209037.

The spelling of 198365536 in words is "one hundred ninety-eight million, three hundred sixty-five thousand, five hundred thirty-six".