9964500 has 192 divisors, whose sum is σ = 36201984. Its totient is φ = 2073600.

The previous prime is 9964489. The next prime is 9964501. The reversal of 9964500 is 54699.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9964501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 136464 + ... + 136536.

It is an arithmetic number, because the mean of its divisors is an integer number (188552).

Almost surely, 2^9964500 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 9964500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18100992).

9964500 is an abundant number, since it is smaller than the sum of its proper divisors (26237484).

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

9964500 is a wasteful number, since it uses less digits than its factorization.

9964500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 103 counting only the distinct ones).

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

The square root of 9964500 is about 3156.6596268841. The cubic root of 9964500 is about 215.1882252878.

The spelling of 9964500 in words is "nine million, nine hundred sixty-four thousand, five hundred".