198514000 has 40 divisors (see below), whose sum is σ = 480011688. Its totient is φ = 79404800.

The previous prime is 198513977. The next prime is 198514003. The reversal of 198514000 is 415891.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25644096 + 172869904 = 5064^2 + 13148^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 198514000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198514003) 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 7 ways as a sum of consecutive naturals, for example, 47629 + ... + 51628.

Almost surely, 2^198514000 is an apocalyptic number.

198514000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198514000 is an abundant number, since it is smaller than the sum of its proper divisors (281497688).

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

198514000 is an equidigital number, since it uses as much as digits as its factorization.

198514000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99280 (or 99264 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 198514000 is about 14089.4996362539. The cubic root of 198514000 is about 583.3515821955.

Adding to 198514000 its reverse (415891), we get a palindrome (198929891).

The spelling of 198514000 in words is "one hundred ninety-eight million, five hundred fourteen thousand".