9665575 has 12 divisors (see below), whose sum is σ = 12098680. Its totient is φ = 7659360.

The previous prime is 9665567. The next prime is 9665587. The reversal of 9665575 is 5755669.

It is not a de Polignac number, because 9665575 - 2³ = 9665567 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 (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 952 + ... + 4498.

Almost surely, 2^9665575 is an apocalyptic number.

9665575 is a deficient number, since it is larger than the sum of its proper divisors (2433105).

9665575 is a wasteful number, since it uses less digits than its factorization.

9665575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3666 (or 3661 counting only the distinct ones).

The product of its digits is 283500, while the sum is 43.

The square root of 9665575 is about 3108.9507876452. The cubic root of 9665575 is about 213.0145316924.

The spelling of 9665575 in words is "nine million, six hundred sixty-five thousand, five hundred seventy-five".