198089236 has 24 divisors (see below), whose sum is σ = 367488576. Its totient is φ = 93106560.

The previous prime is 198089197. The next prime is 198089251. The reversal of 198089236 is 632980891.

198089236 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91891 + ... + 94021.

It is an arithmetic number, because the mean of its divisors is an integer number (15312024).

Almost surely, 2^198089236 is an apocalyptic number.

It is an amenable number.

198089236 is a deficient number, since it is larger than the sum of its proper divisors (169399340).

198089236 is a wasteful number, since it uses less digits than its factorization.

198089236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3519 (or 3517 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 198089236 is about 14074.4177854716. The cubic root of 198089236 is about 582.9352157712.

The spelling of 198089236 in words is "one hundred ninety-eight million, eighty-nine thousand, two hundred thirty-six".