4042338761 has 4 divisors (see below), whose sum is σ = 4280123412. Its totient is φ = 3804554112.

The previous prime is 4042338731. The next prime is 4042338809. The reversal of 4042338761 is 1678332404.

4042338761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2250933136 + 1791405625 = 47444^2 + 42325^2 .

It is a cyclic number.

It is not a de Polignac number, because 4042338761 - 2⁶ = 4042338697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042338701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118892300 + ... + 118892333.

It is an arithmetic number, because the mean of its divisors is an integer number (1070030853).

Almost surely, 2^4042338761 is an apocalyptic number.

It is an amenable number.

4042338761 is a deficient number, since it is larger than the sum of its proper divisors (237784651).

4042338761 is a wasteful number, since it uses less digits than its factorization.

4042338761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237784650.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 4042338761 is about 63579.3894355710. The cubic root of 4042338761 is about 1592.9821228852.

The spelling of 4042338761 in words is "four billion, forty-two million, three hundred thirty-eight thousand, seven hundred sixty-one".