198536028 has 48 divisors (see below), whose sum is σ = 482528256. Its totient is φ = 63463680.

The previous prime is 198535999. The next prime is 198536033. The reversal of 198536028 is 820635891.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39675 + ... + 44397.

It is an arithmetic number, because the mean of its divisors is an integer number (10052672).

Almost surely, 2^198536028 is an apocalyptic number.

It is an amenable number.

198536028 is an abundant number, since it is smaller than the sum of its proper divisors (283992228).

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

198536028 is a wasteful number, since it uses less digits than its factorization.

198536028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4874 (or 4872 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 198536028 is about 14090.2813314710. The cubic root of 198536028 is about 583.3731584964.

The spelling of 198536028 in words is "one hundred ninety-eight million, five hundred thirty-six thousand, twenty-eight".