198548196 has 72 divisors (see below), whose sum is σ = 587928096. Its totient is φ = 51569280.

The previous prime is 198548191. The next prime is 198548221. The reversal of 198548196 is 691845891.

It is a super-2 number, since 2×198548196² = 78842772269708832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (198548191) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8881 + ... + 21816.

It is an arithmetic number, because the mean of its divisors is an integer number (8165668).

Almost surely, 2^198548196 is an apocalyptic number.

It is an amenable number.

198548196 is an abundant number, since it is smaller than the sum of its proper divisors (389379900).

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

198548196 is a wasteful number, since it uses less digits than its factorization.

198548196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30729 (or 30720 counting only the distinct ones).

The product of its digits is 622080, while the sum is 51.

The square root of 198548196 is about 14090.7131118336. The cubic root of 198548196 is about 583.3850762990.

The spelling of 198548196 in words is "one hundred ninety-eight million, five hundred forty-eight thousand, one hundred ninety-six".