198303000 has 384 divisors, whose sum is σ = 768268800. Its totient is φ = 42336000.

The previous prime is 198302989. The next prime is 198303013. The reversal of 198303000 is 303891.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2792965 + ... + 2793035.

It is an arithmetic number, because the mean of its divisors is an integer number (2000700).

Almost surely, 2^198303000 is an apocalyptic number.

198303000 is a gapful number since it is divisible by the number (10) 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 198303000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (384134400).

198303000 is an abundant number, since it is smaller than the sum of its proper divisors (569965800).

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

198303000 is a wasteful number, since it uses less digits than its factorization.

198303000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 198303000 is about 14082.0097997409. The cubic root of 198303000 is about 583.1448279796.

Adding to 198303000 its reverse (303891), we get a palindrome (198606891).

The spelling of 198303000 in words is "one hundred ninety-eight million, three hundred three thousand".