9819648 has 60 divisors (see below), whose sum is σ = 28353468. Its totient is φ = 3271680.

The previous prime is 9819617. The next prime is 9819671. The reversal of 9819648 is 8469189.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3543 + ... + 5673.

Almost surely, 2^9819648 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 9819648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14176734).

9819648 is an abundant number, since it is smaller than the sum of its proper divisors (18533820).

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

9819648 is a wasteful number, since it uses less digits than its factorization.

9819648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2155 (or 2136 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 9819648 is about 3133.6317588383. The cubic root of 9819648 is about 214.1404150240.

The spelling of 9819648 in words is "nine million, eight hundred nineteen thousand, six hundred forty-eight".