4022420272 has 80 divisors (see below), whose sum is σ = 8527454208. Its totient is φ = 1826991360.

The previous prime is 4022420261. The next prime is 4022420273. The reversal of 4022420272 is 2720242204.

It is not an unprimeable number, because it can be changed into a prime (4022420273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4091493 + ... + 4092475.

Almost surely, 2^4022420272 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 4022420272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4263727104).

4022420272 is an abundant number, since it is smaller than the sum of its proper divisors (4505033936).

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

4022420272 is a wasteful number, since it uses less digits than its factorization.

4022420272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298 (or 1292 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 25.

The square root of 4022420272 is about 63422.5533386981. The cubic root of 4022420272 is about 1590.3613582120.

Adding to 4022420272 its reverse (2720242204), we get a palindrome (6742662476).

The spelling of 4022420272 in words is "four billion, twenty-two million, four hundred twenty thousand, two hundred seventy-two".