4042220032 has 20 divisors (see below), whose sum is σ = 8076546126. Its totient is φ = 2021109760.

The previous prime is 4042220027. The next prime is 4042220041. The reversal of 4042220032 is 2300222404.

It can be written as a sum of positive squares in only one way, i.e., 2922916096 + 1119303936 = 54064^2 + 33456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4042219991 and 4042220009.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3946969 + ... + 3947992.

Almost surely, 2^4042220032 is an apocalyptic number.

It is an amenable number.

4042220032 is a deficient number, since it is larger than the sum of its proper divisors (4034326094).

4042220032 is an frugal number, since it uses more digits than its factorization.

4042220032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7894979 (or 7894963 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 4042220032 is about 63578.4557220447. The cubic root of 4042220032 is about 1592.9665267137.

Adding to 4042220032 its reverse (2300222404), we get a palindrome (6342442436).

The spelling of 4042220032 in words is "four billion, forty-two million, two hundred twenty thousand, thirty-two".