198198348 has 24 divisors (see below), whose sum is σ = 486803520. Its totient is φ = 62588880.

The previous prime is 198198331. The next prime is 198198349. The reversal of 198198348 is 843891891.

It is a self number, because there is not a number n which added to its sum of digits gives 198198348.

It is not an unprimeable number, because it can be changed into a prime (198198349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434418 + ... + 434873.

It is an arithmetic number, because the mean of its divisors is an integer number (20283480).

Almost surely, 2^198198348 is an apocalyptic number.

It is an amenable number.

198198348 is an abundant number, since it is smaller than the sum of its proper divisors (288605172).

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

198198348 is a wasteful number, since it uses less digits than its factorization.

198198348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869317 (or 869315 counting only the distinct ones).

The product of its digits is 497664, while the sum is 51.

The square root of 198198348 is about 14078.2935045410. The cubic root of 198198348 is about 583.0422273950.

The spelling of 198198348 in words is "one hundred ninety-eight million, one hundred ninety-eight thousand, three hundred forty-eight".