3040443220 has 24 divisors (see below), whose sum is σ = 6395372424. Its totient is φ = 1214188416.

The previous prime is 3040443167. The next prime is 3040443233. The reversal of 3040443220 is 223440403.

It can be written as a sum of positive squares in 4 ways, for example, as 136095556 + 2904347664 = 11666^2 + 53892^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3040443191 and 3040443200.

It is a congruent number.

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, 111739 + ... + 136258.

It is an arithmetic number, because the mean of its divisors is an integer number (266473851).

Almost surely, 2^3040443220 is an apocalyptic number.

It is an amenable number.

3040443220 is an abundant number, since it is smaller than the sum of its proper divisors (3354929204).

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

3040443220 is a wasteful number, since it uses less digits than its factorization.

3040443220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248619 (or 248617 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 3040443220 is about 55140.2141816660. The cubic root of 3040443220 is about 1448.7016868417.

Adding to 3040443220 its reverse (223440403), we get a palindrome (3263883623).

The spelling of 3040443220 in words is "three billion, forty million, four hundred forty-three thousand, two hundred twenty".