9963750 has 40 divisors (see below), whose sum is σ = 24910776. Its totient is φ = 2656000.

The previous prime is 9963749. The next prime is 9963769. The reversal of 9963750 is 573699.

It is a junction number, because it is equal to n+sod(n) for n = 9963699 and 9963708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2422 + ... + 5078.

Almost surely, 2^9963750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9963750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12455388).

9963750 is an abundant number, since it is smaller than the sum of its proper divisors (14947026).

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

9963750 is a wasteful number, since it uses less digits than its factorization.

9963750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2682 (or 2667 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 39.

The square root of 9963750 is about 3156.5408281852. The cubic root of 9963750 is about 215.1828262807.

The spelling of 9963750 in words is "nine million, nine hundred sixty-three thousand, seven hundred fifty".