6198169 has 2 divisors, whose sum is σ = 6198170. Its totient is φ = 6198168.

The previous prime is 6198167. The next prime is 6198187. The reversal of 6198169 is 9618916.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3948169 + 2250000 = 1987^2 + 1500^2 .

It is a cyclic number.

It is not a de Polignac number, because 6198169 - 2¹ = 6198167 is a prime.

It is a super-2 number, since 2×6198169² = 76834597905122, which contains 22 as substring.

Together with 6198167, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6198167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3099084 + 3099085.

It is an arithmetic number, because the mean of its divisors is an integer number (3099085).

Almost surely, 2^6198169 is an apocalyptic number.

It is an amenable number.

6198169 is a deficient number, since it is larger than the sum of its proper divisors (1).

6198169 is an equidigital number, since it uses as much as digits as its factorization.

6198169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 40.

The square root of 6198169 is about 2489.6122188003. The cubic root of 6198169 is about 183.6909687435.

The spelling of 6198169 in words is "six million, one hundred ninety-eight thousand, one hundred sixty-nine".