198364267 has 2 divisors, whose sum is σ = 198364268. Its totient is φ = 198364266.

The previous prime is 198364249. The next prime is 198364277. The reversal of 198364267 is 762463891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198364267 - 2¹⁹ = 197839979 is a prime.

It is not a weakly prime, because it can be changed into another prime (198364217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99182133 + 99182134.

It is an arithmetic number, because the mean of its divisors is an integer number (99182134).

Almost surely, 2^198364267 is an apocalyptic number.

198364267 is a deficient number, since it is larger than the sum of its proper divisors (1).

198364267 is an equidigital number, since it uses as much as digits as its factorization.

198364267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 46.

The square root of 198364267 is about 14084.1849959449. The cubic root of 198364267 is about 583.2048772567.

The spelling of 198364267 in words is "one hundred ninety-eight million, three hundred sixty-four thousand, two hundred sixty-seven".