198058227 has 8 divisors (see below), whose sum is σ = 264148416. Its totient is φ = 132003432.

The previous prime is 198058219. The next prime is 198058229. The reversal of 198058227 is 722850891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 198058227 - 2³ = 198058219 is a prime.

It is a super-2 number, since 2×198058227² = 78454122564767058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (198058229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9868 + ... + 22214.

It is an arithmetic number, because the mean of its divisors is an integer number (33018552).

Almost surely, 2^198058227 is an apocalyptic number.

198058227 is a deficient number, since it is larger than the sum of its proper divisors (66090189).

198058227 is a wasteful number, since it uses less digits than its factorization.

198058227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17697.

The product of its (nonzero) digits is 80640, while the sum is 42.

The square root of 198058227 is about 14073.3161337334. The cubic root of 198058227 is about 582.9047965154.

The spelling of 198058227 in words is "one hundred ninety-eight million, fifty-eight thousand, two hundred twenty-seven".