9665530 has 16 divisors (see below), whose sum is σ = 19883520. Its totient is φ = 3313872.

The previous prime is 9665527. The next prime is 9665567. The reversal of 9665530 is 355669.

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68970 + ... + 69109.

It is an arithmetic number, because the mean of its divisors is an integer number (1242720).

Almost surely, 2^9665530 is an apocalyptic number.

9665530 is an abundant number, since it is smaller than the sum of its proper divisors (10217990).

9665530 is a wasteful number, since it uses less digits than its factorization.

9665530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138093.

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 9665530 is about 3108.9435504686. The cubic root of 9665530 is about 213.0142011148.

The spelling of 9665530 in words is "nine million, six hundred sixty-five thousand, five hundred thirty".