198885936 has 40 divisors (see below), whose sum is σ = 514435824. Its totient is φ = 66211840.

The previous prime is 198885923. The next prime is 198885961. The reversal of 198885936 is 639588891.

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 7 ways as a sum of consecutive naturals, for example, 44776 + ... + 49016.

Almost surely, 2^198885936 is an apocalyptic number.

198885936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198885936 is an abundant number, since it is smaller than the sum of its proper divisors (315549888).

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

198885936 is a wasteful number, since it uses less digits than its factorization.

198885936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5229 (or 5223 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 57.

The square root of 198885936 is about 14102.6925088793. The cubic root of 198885936 is about 583.7156775746.

The spelling of 198885936 in words is "one hundred ninety-eight million, eight hundred eighty-five thousand, nine hundred thirty-six".