198482500 has 30 divisors (see below), whose sum is σ = 434046998. Its totient is φ = 79392000.

The previous prime is 198482477. The next prime is 198482507. The reversal of 198482500 is 5284891.

It can be written as a sum of positive squares in 5 ways, for example, as 62853184 + 135629316 = 7928^2 + 11646^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 198482500.

It is not an unprimeable number, because it can be changed into a prime (198482507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37197 + ... + 42196.

Almost surely, 2^198482500 is an apocalyptic number.

198482500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198482500 is an abundant number, since it is smaller than the sum of its proper divisors (235564498).

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

198482500 is an equidigital number, since it uses as much as digits as its factorization.

198482500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79417 (or 79400 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 198482500 is about 14088.3817381557. The cubic root of 198482500 is about 583.3207253511.

The spelling of 198482500 in words is "one hundred ninety-eight million, four hundred eighty-two thousand, five hundred".