9045500 has 48 divisors (see below), whose sum is σ = 20092800. Its totient is φ = 3556800.

The previous prime is 9045497. The next prime is 9045551. The reversal of 9045500 is 55409.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39386 + ... + 39614.

It is an arithmetic number, because the mean of its divisors is an integer number (418600).

Almost surely, 2^9045500 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 9045500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10046400).

9045500 is an abundant number, since it is smaller than the sum of its proper divisors (11047300).

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

9045500 is a wasteful number, since it uses less digits than its factorization.

9045500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 9045500 is about 3007.5737729938. The cubic root of 9045500 is about 208.3583258906.

The spelling of 9045500 in words is "nine million, forty-five thousand, five hundred".