6523975 has 6 divisors (see below), whose sum is σ = 8089760. Its totient is φ = 5219160.

The previous prime is 6523969. The next prime is 6524009. The reversal of 6523975 is 5793256.

It is not a de Polignac number, because 6523975 - 2⁵ = 6523943 is a prime.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 130455 + ... + 130504.

Almost surely, 2^6523975 is an apocalyptic number.

6523975 is a deficient number, since it is larger than the sum of its proper divisors (1565785).

6523975 is a wasteful number, since it uses less digits than its factorization.

6523975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260969 (or 260964 counting only the distinct ones).

The product of its digits is 56700, while the sum is 37.

The square root of 6523975 is about 2554.2073134341. The cubic root of 6523975 is about 186.8547300378.

The spelling of 6523975 in words is "six million, five hundred twenty-three thousand, nine hundred seventy-five".