4042343066 has 4 divisors (see below), whose sum is σ = 6063514602. Its totient is φ = 2021171532.

The previous prime is 4042343033. The next prime is 4042343069. The reversal of 4042343066 is 6603432404.

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

It can be written as a sum of positive squares in only one way, i.e., 4034917441 + 7425625 = 63521^2 + 2725^2 .

It is a Curzon number.

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 as a sum of consecutive naturals, namely, 1010585765 + ... + 1010585768.

Almost surely, 2^4042343066 is an apocalyptic number.

4042343066 is a deficient number, since it is larger than the sum of its proper divisors (2021171536).

4042343066 is a wasteful number, since it uses less digits than its factorization.

4042343066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021171535.

The product of its (nonzero) digits is 41472, while the sum is 32.

The square root of 4042343066 is about 63579.4232908730. The cubic root of 4042343066 is about 1592.9826883817.

The spelling of 4042343066 in words is "four billion, forty-two million, three hundred forty-three thousand, sixty-six".