3030528 has 40 divisors (see below), whose sum is σ = 8077608. Its totient is φ = 1009664.

The previous prime is 3030523. The next prime is 3030551. The reversal of 3030528 is 8250303.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550 + ... + 2522.

Almost surely, 2^3030528 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 3030528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4038804).

3030528 is an abundant number, since it is smaller than the sum of its proper divisors (5047080).

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

3030528 is an equidigital number, since it uses as much as digits as its factorization.

3030528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994 (or 1978 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3030528 is about 1740.8411759836. The cubic root of 3030528 is about 144.7125179991.

The spelling of 3030528 in words is "three million, thirty thousand, five hundred twenty-eight".