4042001334 has 16 divisors (see below), whose sum is σ = 9238860288. Its totient is φ = 1154857512.

The previous prime is 4042001321. The next prime is 4042001339. The reversal of 4042001334 is 4331002404.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4042001334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042001339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48119022 + ... + 48119105.

It is an arithmetic number, because the mean of its divisors is an integer number (577428768).

Almost surely, 2^4042001334 is an apocalyptic number.

4042001334 is an abundant number, since it is smaller than the sum of its proper divisors (5196858954).

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

4042001334 is a wasteful number, since it uses less digits than its factorization.

4042001334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96238139.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 4042001334 is about 63576.7357922692. The cubic root of 4042001334 is about 1592.9377978738.

Adding to 4042001334 its reverse (4331002404), we get a palindrome (8373003738).

The spelling of 4042001334 in words is "four billion, forty-two million, one thousand, three hundred thirty-four".