4042220571 has 64 divisors (see below), whose sum is σ = 6304358400. Its totient is φ = 2557526400.

The previous prime is 4042220561. The next prime is 4042220573. The reversal of 4042220571 is 1750222404.

It is not a de Polignac number, because 4042220571 - 2⁷ = 4042220443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4042220573) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6114981 + ... + 6115641.

It is an arithmetic number, because the mean of its divisors is an integer number (98505600).

Almost surely, 2^4042220571 is an apocalyptic number.

4042220571 is a deficient number, since it is larger than the sum of its proper divisors (2262137829).

4042220571 is a wasteful number, since it uses less digits than its factorization.

4042220571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857 (or 851 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 4042220571 is about 63578.4599609019. The cubic root of 4042220571 is about 1592.9665975171.

Adding to 4042220571 its reverse (1750222404), we get a palindrome (5792442975).

The spelling of 4042220571 in words is "four billion, forty-two million, two hundred twenty thousand, five hundred seventy-one".