6328191 has 8 divisors (see below), whose sum is σ = 8466304. Its totient is φ = 4204440.

The previous prime is 6328171. The next prime is 6328193. The reversal of 6328191 is 1918236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6328191 - 2¹¹ = 6326143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6328193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2515 + ... + 4356.

It is an arithmetic number, because the mean of its divisors is an integer number (1058288).

Almost surely, 2^6328191 is an apocalyptic number.

6328191 is a deficient number, since it is larger than the sum of its proper divisors (2138113).

6328191 is a wasteful number, since it uses less digits than its factorization.

6328191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7181.

The product of its digits is 2592, while the sum is 30.

The square root of 6328191 is about 2515.5895929185. The cubic root of 6328191 is about 184.9665486145.

The spelling of 6328191 in words is "six million, three hundred twenty-eight thousand, one hundred ninety-one".