198619848 has 96 divisors (see below), whose sum is σ = 631450560. Its totient is φ = 55209600.

The previous prime is 198619847. The next prime is 198619853. The reversal of 198619848 is 848916891.

198619848 is a `hidden beast` number, since 19 + 8 + 619 + 8 + 4 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 198619794 and 198619803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198619847) 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, 13323 + ... + 23973.

It is an arithmetic number, because the mean of its divisors is an integer number (6577610).

Almost surely, 2^198619848 is an apocalyptic number.

198619848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198619848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315725280).

198619848 is an abundant number, since it is smaller than the sum of its proper divisors (432830712).

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

198619848 is a wasteful number, since it uses less digits than its factorization.

198619848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10707 (or 10700 counting only the distinct ones).

The product of its digits is 995328, while the sum is 54.

The square root of 198619848 is about 14093.2554081731. The cubic root of 198619848 is about 583.4552451229.

The spelling of 198619848 in words is "one hundred ninety-eight million, six hundred nineteen thousand, eight hundred forty-eight".