4042140238 has 8 divisors (see below), whose sum is σ = 6064646760. Its totient is φ = 2020591320.

The previous prime is 4042140211. The next prime is 4042140239. The reversal of 4042140238 is 8320412404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042140239) 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 3 ways as a sum of consecutive naturals, for example, 228753 + ... + 245788.

It is an arithmetic number, because the mean of its divisors is an integer number (758080845).

Almost surely, 2^4042140238 is an apocalyptic number.

4042140238 is a deficient number, since it is larger than the sum of its proper divisors (2022506522).

4042140238 is a wasteful number, since it uses less digits than its factorization.

4042140238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478802.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 4042140238 is about 63577.8281950555. The cubic root of 4042140238 is about 1592.9560448492.

The spelling of 4042140238 in words is "four billion, forty-two million, one hundred forty thousand, two hundred thirty-eight".