9799644 has 24 divisors (see below), whose sum is σ = 23143680. Its totient is φ = 3226864.

The previous prime is 9799613. The next prime is 9799661. The reversal of 9799644 is 4469979.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9799593 and 9799602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3924 + ... + 5915.

It is an arithmetic number, because the mean of its divisors is an integer number (964320).

Almost surely, 2^9799644 is an apocalyptic number.

It is an amenable number.

9799644 is an abundant number, since it is smaller than the sum of its proper divisors (13344036).

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

9799644 is a wasteful number, since it uses less digits than its factorization.

9799644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9929 (or 9927 counting only the distinct ones).

The product of its digits is 489888, while the sum is 48.

The square root of 9799644 is about 3130.4383079690. The cubic root of 9799644 is about 213.9949048194.

The spelling of 9799644 in words is "nine million, seven hundred ninety-nine thousand, six hundred forty-four".