4002044442 has 32 divisors (see below), whose sum is σ = 9191301120. Its totient is φ = 1148911920.

The previous prime is 4002044441. The next prime is 4002044549. The reversal of 4002044442 is 2444402004.

4002044442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4002044441) 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, 1594458 + ... + 1596965.

It is an arithmetic number, because the mean of its divisors is an integer number (287228160).

Almost surely, 2^4002044442 is an apocalyptic number.

4002044442 is an abundant number, since it is smaller than the sum of its proper divisors (5189256678).

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

4002044442 is a wasteful number, since it uses less digits than its factorization.

4002044442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191458.

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

The square root of 4002044442 is about 63261.7138718198. The cubic root of 4002044442 is about 1587.6714516872.

Adding to 4002044442 its reverse (2444402004), we get a palindrome (6446446446).

The spelling of 4002044442 in words is "four billion, two million, forty-four thousand, four hundred forty-two".