4042343065 has 16 divisors (see below), whose sum is σ = 4917194640. Its totient is φ = 3189795840.

The previous prime is 4042343033. The next prime is 4042343069. The reversal of 4042343065 is 5603432404.

It can be written as a sum of positive squares in 8 ways, for example, as 616230976 + 3426112089 = 24824^2 + 58533^2 .

It is not a de Polignac number, because 4042343065 - 2⁵ = 4042343033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042343069) 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, 176557 + ... + 198133.

It is an arithmetic number, because the mean of its divisors is an integer number (307324665).

Almost surely, 2^4042343065 is an apocalyptic number.

It is an amenable number.

4042343065 is a deficient number, since it is larger than the sum of its proper divisors (874851575).

4042343065 is a wasteful number, since it uses less digits than its factorization.

4042343065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22092.

The product of its (nonzero) digits is 34560, while the sum is 31.

The square root of 4042343065 is about 63579.4232830088. The cubic root of 4042343065 is about 1592.9826882504.

Adding to 4042343065 its reverse (5603432404), we get a palindrome (9645775469).

The spelling of 4042343065 in words is "four billion, forty-two million, three hundred forty-three thousand, sixty-five".