9982650 has 48 divisors (see below), whose sum is σ = 25185888. Its totient is φ = 2616000.

The previous prime is 9982649. The next prime is 9982663. The reversal of 9982650 is 562899.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9982599 and 9982608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8605 + ... + 9695.

It is an arithmetic number, because the mean of its divisors is an integer number (524706).

Almost surely, 2^9982650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9982650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12592944).

9982650 is an abundant number, since it is smaller than the sum of its proper divisors (15203238).

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

9982650 is a wasteful number, since it uses less digits than its factorization.

9982650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167 (or 1162 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 9982650 is about 3159.5331933689. The cubic root of 9982650 is about 215.3187987348.

The spelling of 9982650 in words is "nine million, nine hundred eighty-two thousand, six hundred fifty".