4220042342 has 32 divisors (see below), whose sum is σ = 6608952000. Its totient is φ = 2019225600.

The previous prime is 4220042341. The next prime is 4220042347. The reversal of 4220042342 is 2432400224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220042341) 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, 2244959 + ... + 2246837.

It is an arithmetic number, because the mean of its divisors is an integer number (206529750).

Almost surely, 2^4220042342 is an apocalyptic number.

4220042342 is a deficient number, since it is larger than the sum of its proper divisors (2388909658).

4220042342 is a wasteful number, since it uses less digits than its factorization.

4220042342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 4220042342 is about 64961.8529754194. The cubic root of 4220042342 is about 1615.9909942457.

Adding to 4220042342 its reverse (2432400224), we get a palindrome (6652442566).

The spelling of 4220042342 in words is "four billion, two hundred twenty million, forty-two thousand, three hundred forty-two".