9003072 has 56 divisors (see below), whose sum is σ = 25660096. Its totient is φ = 2769408.

The previous prime is 9003061. The next prime is 9003083. The reversal of 9003072 is 2703009.

It is an interprime number because it is at equal distance from previous prime (9003061) and next prime (9003083).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 693 + ... + 4299.

It is an arithmetic number, because the mean of its divisors is an integer number (458216).

Almost surely, 2^9003072 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 9003072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12830048).

9003072 is an abundant number, since it is smaller than the sum of its proper divisors (16657024).

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

9003072 is a wasteful number, since it uses less digits than its factorization.

9003072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635 (or 3625 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 9003072 is about 3000.5119563168. The cubic root of 9003072 is about 208.0320463445.

The spelling of 9003072 in words is "nine million, three thousand, seventy-two".