9690225 has 24 divisors (see below), whose sum is σ = 16368000. Its totient is φ = 5056320.

The previous prime is 9690217. The next prime is 9690251. The reversal of 9690225 is 5220969.

It is not a de Polignac number, because 9690225 - 2³ = 9690217 is a prime.

It is a Curzon 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 23 ways as a sum of consecutive naturals, for example, 2151 + ... + 4899.

It is an arithmetic number, because the mean of its divisors is an integer number (682000).

Almost surely, 2^9690225 is an apocalyptic number.

It is an amenable number.

9690225 is a deficient number, since it is larger than the sum of its proper divisors (6677775).

9690225 is a wasteful number, since it uses less digits than its factorization.

9690225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809 (or 2804 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 9690225 is about 3112.9126232517. The cubic root of 9690225 is about 213.1954607742.

The spelling of 9690225 in words is "nine million, six hundred ninety thousand, two hundred twenty-five".