6398171 has 18 divisors (see below), whose sum is σ = 7415892. Its totient is φ = 5516160.

The previous prime is 6398167. The next prime is 6398177. The reversal of 6398171 is 1718936.

It is not a de Polignac number, because 6398171 - 2² = 6398167 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6398177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 48776 + ... + 48906.

It is an arithmetic number, because the mean of its divisors is an integer number (411994).

Almost surely, 2^6398171 is an apocalyptic number.

6398171 is a deficient number, since it is larger than the sum of its proper divisors (1017721).

6398171 is a wasteful number, since it uses less digits than its factorization.

6398171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 161 counting only the distinct ones).

The product of its digits is 9072, while the sum is 35.

The square root of 6398171 is about 2529.4606144394. The cubic root of 6398171 is about 185.6458652720.

The spelling of 6398171 in words is "six million, three hundred ninety-eight thousand, one hundred seventy-one".