4542022220 has 12 divisors (see below), whose sum is σ = 9538246704. Its totient is φ = 1816808880.

The previous prime is 4542022207. The next prime is 4542022297. The reversal of 4542022220 is 222202454.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113550536 + ... + 113550575.

It is an arithmetic number, because the mean of its divisors is an integer number (794853892).

Almost surely, 2^4542022220 is an apocalyptic number.

It is an amenable number.

4542022220 is an abundant number, since it is smaller than the sum of its proper divisors (4996224484).

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

4542022220 is a wasteful number, since it uses less digits than its factorization.

4542022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227101120 (or 227101118 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 4542022220 is about 67394.5266323609. The cubic root of 4542022220 is about 1656.0867589535.

Adding to 4542022220 its reverse (222202454), we get a palindrome (4764224674).

The spelling of 4542022220 in words is "four billion, five hundred forty-two million, twenty-two thousand, two hundred twenty".