198265927 has 2 divisors, whose sum is σ = 198265928. Its totient is φ = 198265926.

The previous prime is 198265919. The next prime is 198265961. The reversal of 198265927 is 729562891.

198265927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 198265927 - 2³ = 198265919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198265427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99132963 + 99132964.

It is an arithmetic number, because the mean of its divisors is an integer number (99132964).

Almost surely, 2^198265927 is an apocalyptic number.

198265927 is a deficient number, since it is larger than the sum of its proper divisors (1).

198265927 is an equidigital number, since it uses as much as digits as its factorization.

198265927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 49.

The square root of 198265927 is about 14080.6934133231. The cubic root of 198265927 is about 583.1084858237.

The spelling of 198265927 in words is "one hundred ninety-eight million, two hundred sixty-five thousand, nine hundred twenty-seven".