9089928 has 32 divisors (see below), whose sum is σ = 25250400. Its totient is φ = 3029904.

The previous prime is 9089921. The next prime is 9089929. The reversal of 9089928 is 8299809.

It is not an unprimeable number, because it can be changed into a prime (9089921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20826 + ... + 21257.

It is an arithmetic number, because the mean of its divisors is an integer number (789075).

Almost surely, 2^9089928 is an apocalyptic number.

It is an amenable number.

9089928 is an abundant number, since it is smaller than the sum of its proper divisors (16160472).

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

9089928 is a wasteful number, since it uses less digits than its factorization.

9089928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42098 (or 42088 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 9089928 is about 3014.9507458663. The cubic root of 9089928 is about 208.6988941072.

The spelling of 9089928 in words is "nine million, eighty-nine thousand, nine hundred twenty-eight".