198202259 has 2 divisors, whose sum is σ = 198202260. Its totient is φ = 198202258.

The previous prime is 198202223. The next prime is 198202261. The reversal of 198202259 is 952202891.

198202259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (952202891) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198202259 is a prime.

Together with 198202261, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (198202759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99101129 + 99101130.

It is an arithmetic number, because the mean of its divisors is an integer number (99101130).

Almost surely, 2^198202259 is an apocalyptic number.

198202259 is a deficient number, since it is larger than the sum of its proper divisors (1).

198202259 is an equidigital number, since it uses as much as digits as its factorization.

198202259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 198202259 is about 14078.4324056338. The cubic root of 198202259 is about 583.0460623801.

The spelling of 198202259 in words is "one hundred ninety-eight million, two hundred two thousand, two hundred fifty-nine".