4402042306 has 16 divisors (see below), whose sum is σ = 6745746744. Its totient is φ = 2153683584.

The previous prime is 4402042301. The next prime is 4402042313. The reversal of 4402042306 is 6032402044.

It can be written as a sum of positive squares in 4 ways, for example, as 3992344225 + 409698081 = 63185^2 + 20241^2 .

It is not an unprimeable number, because it can be changed into a prime (4402042301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16131 + ... + 95206.

Almost surely, 2^4402042306 is an apocalyptic number.

4402042306 is a deficient number, since it is larger than the sum of its proper divisors (2343704438).

4402042306 is a wasteful number, since it uses less digits than its factorization.

4402042306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111765.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4402042306 is about 66347.8884818500. Note that the first 3 decimals coincide. The cubic root of 4402042306 is about 1638.8960330073.

The spelling of 4402042306 in words is "four billion, four hundred two million, forty-two thousand, three hundred six".