198464327 has 2 divisors, whose sum is σ = 198464328. Its totient is φ = 198464326.

The previous prime is 198464323. The next prime is 198464333. The reversal of 198464327 is 723464891.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 198464327 - 2² = 198464323 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198464323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99232163 + 99232164.

It is an arithmetic number, because the mean of its divisors is an integer number (99232164).

Almost surely, 2^198464327 is an apocalyptic number.

198464327 is a deficient number, since it is larger than the sum of its proper divisors (1).

198464327 is an equidigital number, since it uses as much as digits as its factorization.

198464327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The square root of 198464327 is about 14087.7367593237. The cubic root of 198464327 is about 583.3029219157.

The spelling of 198464327 in words is "one hundred ninety-eight million, four hundred sixty-four thousand, three hundred twenty-seven".