4425523220 has 48 divisors (see below), whose sum is σ = 9470260800. Its totient is φ = 1736866560.

The previous prime is 4425523217. The next prime is 4425523237. The reversal of 4425523220 is 223255244.

It is a congruent number.

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, 223691 + ... + 242669.

It is an arithmetic number, because the mean of its divisors is an integer number (197297100).

Almost surely, 2^4425523220 is an apocalyptic number.

It is an amenable number.

4425523220 is an abundant number, since it is smaller than the sum of its proper divisors (5044737580).

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

4425523220 is a wasteful number, since it uses less digits than its factorization.

4425523220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19208 (or 19206 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 4425523220 is about 66524.6061243507. The cubic root of 4425523220 is about 1641.8048764169.

Adding to 4425523220 its reverse (223255244), we get a palindrome (4648778464).

The spelling of 4425523220 in words is "four billion, four hundred twenty-five million, five hundred twenty-three thousand, two hundred twenty".