4550224420 has 96 divisors (see below), whose sum is σ = 11586177792. Its totient is φ = 1465356288.

The previous prime is 4550224417. The next prime is 4550224421. The reversal of 4550224420 is 244220554.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (4550224421) 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, 1395432 + ... + 1398688.

It is an arithmetic number, because the mean of its divisors is an integer number (120689352).

Almost surely, 2^4550224420 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 4550224420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5793088896).

4550224420 is an abundant number, since it is smaller than the sum of its proper divisors (7035953372).

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

4550224420 is a wasteful number, since it uses less digits than its factorization.

4550224420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3877 (or 3875 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 4550224420 is about 67455.3513073648. The cubic root of 4550224420 is about 1657.0830395924.

Adding to 4550224420 its reverse (244220554), we get a palindrome (4794444974).

The spelling of 4550224420 in words is "four billion, five hundred fifty million, two hundred twenty-four thousand, four hundred twenty".