6557875 has 16 divisors (see below), whose sum is σ = 8543808. Its totient is φ = 5016000.

The previous prime is 6557867. The next prime is 6557939. The reversal of 6557875 is 5787556.

It is not a de Polignac number, because 6557875 - 2³ = 6557867 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1735 + ... + 4015.

It is an arithmetic number, because the mean of its divisors is an integer number (533988).

Almost surely, 2^6557875 is an apocalyptic number.

6557875 is a deficient number, since it is larger than the sum of its proper divisors (1985933).

6557875 is a wasteful number, since it uses less digits than its factorization.

6557875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319 (or 2309 counting only the distinct ones).

The product of its digits is 294000, while the sum is 43.

The square root of 6557875 is about 2560.8348248179. The cubic root of 6557875 is about 187.1778170777.

It can be divided in two parts, 6557 and 875, that multiplied together give a palindrome (5737375).

The spelling of 6557875 in words is "six million, five hundred fifty-seven thousand, eight hundred seventy-five".