3030522 has 64 divisors (see below), whose sum is σ = 7288704. Its totient is φ = 829440.

The previous prime is 3030509. The next prime is 3030523. The reversal of 3030522 is 2250303.

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 31 ways as a sum of consecutive naturals, for example, 41478 + ... + 41550.

It is an arithmetic number, because the mean of its divisors is an integer number (113886).

Almost surely, 2^3030522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3030522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3644352).

3030522 is an abundant number, since it is smaller than the sum of its proper divisors (4258182).

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

3030522 is a wasteful number, since it uses less digits than its factorization.

3030522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 3030522 is about 1740.8394526779. The cubic root of 3030522 is about 144.7124224959.

Adding to 3030522 its reverse (2250303), we get a palindrome (5280825).

The spelling of 3030522 in words is "three million, thirty thousand, five hundred twenty-two".