4020304552 has 64 divisors (see below), whose sum is σ = 8436067200. Its totient is φ = 1780704000.

The previous prime is 4020304543. The next prime is 4020304567. The reversal of 4020304552 is 2554030204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581677 + ... + 588547.

It is an arithmetic number, because the mean of its divisors is an integer number (131813550).

Almost surely, 2^4020304552 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 4020304552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4218033600).

4020304552 is an abundant number, since it is smaller than the sum of its proper divisors (4415762648).

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

4020304552 is a wasteful number, since it uses less digits than its factorization.

4020304552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7058 (or 7054 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 4020304552 is about 63405.8715893095. The cubic root of 4020304552 is about 1590.0824755815.

Adding to 4020304552 its reverse (2554030204), we get a palindrome (6574334756).

The spelling of 4020304552 in words is "four billion, twenty million, three hundred four thousand, five hundred fifty-two".