9575 has 6 divisors (see below), whose sum is σ = 11904.
Its totient is φ = 7640.
The previous prime is 9551. The next prime is 9587. The reversal of 9575 is 5759.
Subtracting from 9575 its product of digits (1575), we obtain a cube (8000 = 203).
It is not a de Polignac number, because 9575 - 26 = 9511 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a plaindrome in base 14 and base 16.
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, 167 + ... + 216.
It is an arithmetic number, because the mean of its divisors is an integer number (1984).
29575 is an apocalyptic number.
9575 is a deficient number, since it is larger than the sum of its proper divisors (2329).
9575 is a wasteful number, since it uses less digits than its factorization.
9575 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393 (or 388 counting only the distinct ones).
The product of its digits is 1575, while the sum is 26.
The square root of 9575 is about 97.8519289539.
The cubic root of 9575 is about 21.2347064123.
The spelling of 9575 in words is "nine thousand, five hundred seventy-five".