4034042012 has 144 divisors (see below), whose sum is σ = 9718031232. Its totient is φ = 1440270720.

The previous prime is 4034042009. The next prime is 4034042093. The reversal of 4034042012 is 2102404304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4568123 + ... + 4569005.

It is an arithmetic number, because the mean of its divisors is an integer number (67486328).

Almost surely, 2^4034042012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4034042012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4859015616).

4034042012 is an abundant number, since it is smaller than the sum of its proper divisors (5683989220).

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

4034042012 is a wasteful number, since it uses less digits than its factorization.

4034042012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4034042012 is about 63514.1087633291. The cubic root of 4034042012 is about 1591.8915310179.

Adding to 4034042012 its reverse (2102404304), we get a palindrome (6136446316).

The spelling of 4034042012 in words is "four billion, thirty-four million, forty-two thousand, twelve".