198843316 has 48 divisors (see below), whose sum is σ = 405475840. Its totient is φ = 83566080.

The previous prime is 198843311. The next prime is 198843319. The reversal of 198843316 is 613348891.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198843311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 532906 + ... + 533278.

Almost surely, 2^198843316 is an apocalyptic number.

It is an amenable number.

198843316 is an abundant number, since it is smaller than the sum of its proper divisors (206632524).

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

198843316 is a wasteful number, since it uses less digits than its factorization.

198843316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704 (or 702 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 198843316 is about 14101.1813689492. The cubic root of 198843316 is about 583.6739790681.

The spelling of 198843316 in words is "one hundred ninety-eight million, eight hundred forty-three thousand, three hundred sixteen".