9904380 has 48 divisors (see below), whose sum is σ = 27869184. Its totient is φ = 2628160.

The previous prime is 9904373. The next prime is 9904381. The reversal of 9904380 is 834099.

9904380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9904381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22765 + ... + 23195.

It is an arithmetic number, because the mean of its divisors is an integer number (580608).

Almost surely, 2^9904380 is an apocalyptic number.

It is an amenable number.

9904380 is an abundant number, since it is smaller than the sum of its proper divisors (17964804).

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

9904380 is a wasteful number, since it uses less digits than its factorization.

9904380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826 (or 824 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 9904380 is about 3147.1224952327. The cubic root of 9904380 is about 214.7545784410.

The spelling of 9904380 in words is "nine million, nine hundred four thousand, three hundred eighty".