9642500 has 120 divisors (see below), whose sum is σ = 26241600. Its totient is φ = 3024000.

The previous prime is 9642499. The next prime is 9642541. The reversal of 9642500 is 52469.

It is a self number, because there is not a number n which added to its sum of digits gives 9642500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 332486 + ... + 332514.

It is an arithmetic number, because the mean of its divisors is an integer number (218680).

Almost surely, 2^9642500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9642500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13120800).

9642500 is an abundant number, since it is smaller than the sum of its proper divisors (16599100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9642500 is a wasteful number, since it uses less digits than its factorization.

9642500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 62 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 9642500 is about 3105.2375110448. The cubic root of 9642500 is about 212.8448840161.

Adding to 9642500 its reverse (52469), we get a palindrome (9694969).

The spelling of 9642500 in words is "nine million, six hundred forty-two thousand, five hundred".