6375891 has 8 divisors (see below), whose sum is σ = 8525824. Its totient is φ = 4238280.

The previous prime is 6375851. The next prime is 6375931. The reversal of 6375891 is 1985736.

It is an interprime number because it is at equal distance from previous prime (6375851) and next prime (6375931).

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

It is not a de Polignac number, because 6375891 - 2⁷ = 6375763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6375841) 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 7 ways as a sum of consecutive naturals, for example, 1795 + ... + 3996.

It is an arithmetic number, because the mean of its divisors is an integer number (1065728).

Almost surely, 2^6375891 is an apocalyptic number.

6375891 is a deficient number, since it is larger than the sum of its proper divisors (2149933).

6375891 is a wasteful number, since it uses less digits than its factorization.

6375891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161.

The product of its digits is 45360, while the sum is 39.

The square root of 6375891 is about 2525.0526727179. The cubic root of 6375891 is about 185.4301265208.

The spelling of 6375891 in words is "six million, three hundred seventy-five thousand, eight hundred ninety-one".