6641875 has 10 divisors (see below), whose sum is σ = 8300468. Its totient is φ = 5313000.

The previous prime is 6641867. The next prime is 6641891. The reversal of 6641875 is 5781466.

It is not a de Polignac number, because 6641875 - 2³ = 6641867 is a prime.

It is a super-2 number, since 2×6641875² = 88229007031250, which contains 22 as substring.

It is a Duffinian number.

6641875 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4689 + ... + 5938.

Almost surely, 2^6641875 is an apocalyptic number.

6641875 is a deficient number, since it is larger than the sum of its proper divisors (1658593).

6641875 is an equidigital number, since it uses as much as digits as its factorization.

6641875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10647 (or 10632 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 6641875 is about 2577.1835402237. The cubic root of 6641875 is about 187.9736174688.

The spelling of 6641875 in words is "six million, six hundred forty-one thousand, eight hundred seventy-five".