9723040 has 48 divisors (see below), whose sum is σ = 23339232. Its totient is φ = 3826944.

The previous prime is 9723029. The next prime is 9723053. The reversal of 9723040 is 403279.

It is a junction number, because it is equal to n+sod(n) for n = 9722996 and 9723014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10267 + ... + 11173.

It is an arithmetic number, because the mean of its divisors is an integer number (486234).

Almost surely, 2^9723040 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 9723040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11669616).

9723040 is an abundant number, since it is smaller than the sum of its proper divisors (13616192).

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

9723040 is a wasteful number, since it uses less digits than its factorization.

9723040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 9723040 is about 3118.1789557368. The cubic root of 9723040 is about 213.4358448302.

The spelling of 9723040 in words is "nine million, seven hundred twenty-three thousand, forty".