9528990 has 32 divisors (see below), whose sum is σ = 23003136. Its totient is φ = 2526240.

The previous prime is 9528949. The next prime is 9529021. The reversal of 9528990 is 998259.

9528990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 4899 + ... + 6561.

It is an arithmetic number, because the mean of its divisors is an integer number (718848).

Almost surely, 2^9528990 is an apocalyptic number.

9528990 is an abundant number, since it is smaller than the sum of its proper divisors (13474146).

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

9528990 is a wasteful number, since it uses less digits than its factorization.

9528990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 9528990 is about 3086.9062182062. The cubic root of 9528990 is about 212.0063929483.

The spelling of 9528990 in words is "nine million, five hundred twenty-eight thousand, nine hundred ninety".