4002055442 has 32 divisors (see below), whose sum is σ = 7924625280. Its totient is φ = 1467521280.

The previous prime is 4002055441. The next prime is 4002055471. The reversal of 4002055442 is 2445502004.

It is not an unprimeable number, because it can be changed into a prime (4002055441) 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, 761717 + ... + 766952.

It is an arithmetic number, because the mean of its divisors is an integer number (247644540).

Almost surely, 2^4002055442 is an apocalyptic number.

4002055442 is a deficient number, since it is larger than the sum of its proper divisors (3922569838).

4002055442 is a wasteful number, since it uses less digits than its factorization.

4002055442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528706.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 4002055442 is about 63261.8008121805. The cubic root of 4002055442 is about 1587.6729063079.

Adding to 4002055442 its reverse (2445502004), we get a palindrome (6447557446).

The spelling of 4002055442 in words is "four billion, two million, fifty-five thousand, four hundred forty-two".