4042222044 has 48 divisors (see below), whose sum is σ = 10783449600. Its totient is φ = 1154471616.

The previous prime is 4042221961. The next prime is 4042222049. The reversal of 4042222044 is 4402222404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042222049) 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, 250822 + ... + 266450.

It is an arithmetic number, because the mean of its divisors is an integer number (224655200).

Almost surely, 2^4042222044 is an apocalyptic number.

It is an amenable number.

4042222044 is an abundant number, since it is smaller than the sum of its proper divisors (6741227556).

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

4042222044 is a wasteful number, since it uses less digits than its factorization.

4042222044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18722 (or 18720 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4042222044 is about 63578.4715450128. The cubic root of 4042222044 is about 1592.9667910114.

Adding to 4042222044 its reverse (4402222404), we get a palindrome (8444444448).

The spelling of 4042222044 in words is "four billion, forty-two million, two hundred twenty-two thousand, forty-four".