4222004420 has 24 divisors (see below), whose sum is σ = 8869017024. Its totient is φ = 1688266976.

The previous prime is 4222004419. The next prime is 4222004429. The reversal of 4222004420 is 244002224.

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 = 4222004392 and 4222004401.

It is not an unprimeable number, because it can be changed into a prime (4222004429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34697 + ... + 98223.

It is an arithmetic number, because the mean of its divisors is an integer number (369542376).

Almost surely, 2^4222004420 is an apocalyptic number.

It is an amenable number.

4222004420 is an abundant number, since it is smaller than the sum of its proper divisors (4647012604).

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

4222004420 is a wasteful number, since it uses less digits than its factorization.

4222004420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66859 (or 66857 counting only the distinct ones).

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

The square root of 4222004420 is about 64976.9529910414. The cubic root of 4222004420 is about 1616.2414031950.

Adding to 4222004420 its reverse (244002224), we get a palindrome (4466006644).

The spelling of 4222004420 in words is "four billion, two hundred twenty-two million, four thousand, four hundred twenty".