4424020220 has 48 divisors (see below), whose sum is σ = 9342926208. Its totient is φ = 1759644480.

The previous prime is 4424020219. The next prime is 4424020231. The reversal of 4424020220 is 220204244.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4424020192 and 4424020201.

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, 3726467 + ... + 3727653.

It is an arithmetic number, because the mean of its divisors is an integer number (194644296).

Almost surely, 2^4424020220 is an apocalyptic number.

It is an amenable number.

4424020220 is an abundant number, since it is smaller than the sum of its proper divisors (4918905988).

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

4424020220 is a wasteful number, since it uses less digits than its factorization.

4424020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2090 (or 2088 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4424020220 is about 66513.3085930929. The cubic root of 4424020220 is about 1641.6189916440.

Adding to 4424020220 its reverse (220204244), we get a palindrome (4644224464).

The spelling of 4424020220 in words is "four billion, four hundred twenty-four million, twenty thousand, two hundred twenty".