9724980 has 48 divisors (see below), whose sum is σ = 27498240. Its totient is φ = 2567808.

The previous prime is 9724961. The next prime is 9724993. The reversal of 9724980 is 894279.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5797 + ... + 7283.

It is an arithmetic number, because the mean of its divisors is an integer number (572880).

Almost surely, 2^9724980 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 9724980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13749120).

9724980 is an abundant number, since it is smaller than the sum of its proper divisors (17773260).

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

9724980 is a wasteful number, since it uses less digits than its factorization.

9724980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608 (or 1606 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 9724980 is about 3118.4900192240. The cubic root of 9724980 is about 213.4500392250.

The spelling of 9724980 in words is "nine million, seven hundred twenty-four thousand, nine hundred eighty".