9902304 has 96 divisors (see below), whose sum is σ = 29463840. Its totient is φ = 3234816.

The previous prime is 9902293. The next prime is 9902327. The reversal of 9902304 is 4032099.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 62994 + ... + 63150.

It is an arithmetic number, because the mean of its divisors is an integer number (306915).

Almost surely, 2^9902304 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 9902304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14731920).

9902304 is an abundant number, since it is smaller than the sum of its proper divisors (19561536).

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

9902304 is a wasteful number, since it uses less digits than its factorization.

9902304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 9902304 is about 3146.7926528451. The cubic root of 9902304 is about 214.7395729028.

The spelling of 9902304 in words is "nine million, nine hundred two thousand, three hundred four".