6551975 has 6 divisors (see below), whose sum is σ = 8124480. Its totient is φ = 5241560.

The previous prime is 6551959. The next prime is 6551983. The reversal of 6551975 is 5791556.

It is not a de Polignac number, because 6551975 - 2⁴ = 6551959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131015 + ... + 131064.

It is an arithmetic number, because the mean of its divisors is an integer number (1354080).

Almost surely, 2^6551975 is an apocalyptic number.

6551975 is a deficient number, since it is larger than the sum of its proper divisors (1572505).

6551975 is a wasteful number, since it uses less digits than its factorization.

6551975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262089 (or 262084 counting only the distinct ones).

The product of its digits is 47250, while the sum is 38.

The square root of 6551975 is about 2559.6825975109. The cubic root of 6551975 is about 187.1216667508.

The spelling of 6551975 in words is "six million, five hundred fifty-one thousand, nine hundred seventy-five".