9930525 has 24 divisors (see below), whose sum is σ = 17912544. Its totient is φ = 4814400.

The previous prime is 9930523. The next prime is 9930527. The reversal of 9930525 is 5250399.

It is an interprime number because it is at equal distance from previous prime (9930523) and next prime (9930527).

It is not a de Polignac number, because 9930525 - 2¹ = 9930523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9930523) by changing a digit.

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, 5194 + ... + 6843.

It is an arithmetic number, because the mean of its divisors is an integer number (746356).

Almost surely, 2^9930525 is an apocalyptic number.

It is an amenable number.

9930525 is a deficient number, since it is larger than the sum of its proper divisors (7982019).

9930525 is a wasteful number, since it uses less digits than its factorization.

9930525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12061 (or 12056 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 9930525 is about 3151.2735520738. The cubic root of 9930525 is about 214.9433779143.

The spelling of 9930525 in words is "nine million, nine hundred thirty thousand, five hundred twenty-five".