9705525 has 24 divisors (see below), whose sum is σ = 16171584. Its totient is φ = 5136000.

The previous prime is 9705503. The next prime is 9705533. The reversal of 9705525 is 5255079.

It is not a de Polignac number, because 9705525 - 2⁹ = 9705013 is a prime.

It is an Ulam number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10897 + ... + 11753.

It is an arithmetic number, because the mean of its divisors is an integer number (673816).

Almost surely, 2^9705525 is an apocalyptic number.

It is an amenable number.

9705525 is a deficient number, since it is larger than the sum of its proper divisors (6466059).

9705525 is a wasteful number, since it uses less digits than its factorization.

9705525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 1016 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 9705525 is about 3115.3691595058. The cubic root of 9705525 is about 213.3076073036.

The spelling of 9705525 in words is "nine million, seven hundred five thousand, five hundred twenty-five".