198304227 has 16 divisors (see below), whose sum is σ = 320492160. Its totient is φ = 120184200.

The previous prime is 198304213. The next prime is 198304231. The reversal of 198304227 is 722403891.

It is not a de Polignac number, because 198304227 - 2⁶ = 198304163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 198304191 and 198304200.

It is not an unprimeable number, because it can be changed into a prime (198304237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333549 + ... + 334142.

It is an arithmetic number, because the mean of its divisors is an integer number (20030760).

Almost surely, 2^198304227 is an apocalyptic number.

198304227 is a deficient number, since it is larger than the sum of its proper divisors (122187933).

198304227 is a wasteful number, since it uses less digits than its factorization.

198304227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667711 (or 667705 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 198304227 is about 14082.0533658980. The cubic root of 198304227 is about 583.1460307135.

The spelling of 198304227 in words is "one hundred ninety-eight million, three hundred four thousand, two hundred twenty-seven".