198895327 has 2 divisors, whose sum is σ = 198895328. Its totient is φ = 198895326.

The previous prime is 198895309. The next prime is 198895343. The reversal of 198895327 is 723598891.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198895327 is a prime.

It is a super-2 number, since 2×198895327² = 79118702204873858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198895027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99447663 + 99447664.

It is an arithmetic number, because the mean of its divisors is an integer number (99447664).

Almost surely, 2^198895327 is an apocalyptic number.

198895327 is a deficient number, since it is larger than the sum of its proper divisors (1).

198895327 is an equidigital number, since it uses as much as digits as its factorization.

198895327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 52.

The square root of 198895327 is about 14103.0254555539. The cubic root of 198895327 is about 583.7248647294.

The spelling of 198895327 in words is "one hundred ninety-eight million, eight hundred ninety-five thousand, three hundred twenty-seven".