9802428 has 12 divisors (see below), whose sum is σ = 22872360. Its totient is φ = 3267472.

The previous prime is 9802391. The next prime is 9802433. The reversal of 9802428 is 8242089.

9802428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408423 + ... + 408446.

It is an arithmetic number, because the mean of its divisors is an integer number (1906030).

Almost surely, 2^9802428 is an apocalyptic number.

It is an amenable number.

9802428 is an abundant number, since it is smaller than the sum of its proper divisors (13069932).

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

9802428 is a wasteful number, since it uses less digits than its factorization.

9802428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816876 (or 816874 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 9802428 is about 3130.8829425579. The cubic root of 9802428 is about 214.0151676442.

The spelling of 9802428 in words is "nine million, eight hundred two thousand, four hundred twenty-eight".