4042050222 has 64 divisors (see below), whose sum is σ = 9710346240. Its totient is φ = 1096676064.

The previous prime is 4042050217. The next prime is 4042050263. The reversal of 4042050222 is 2220502404.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119223 + ... + 149325.

It is an arithmetic number, because the mean of its divisors is an integer number (151724160).

Almost surely, 2^4042050222 is an apocalyptic number.

4042050222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4042050222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4855173120).

4042050222 is an abundant number, since it is smaller than the sum of its proper divisors (5668296018).

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

4042050222 is a wasteful number, since it uses less digits than its factorization.

4042050222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30277.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4042050222 is about 63577.1202713681. The cubic root of 4042050222 is about 1592.9442200413.

Adding to 4042050222 its reverse (2220502404), we get a palindrome (6262552626).

The spelling of 4042050222 in words is "four billion, forty-two million, fifty thousand, two hundred twenty-two".