4442402039 has 4 divisors (see below), whose sum is σ = 4703719824. Its totient is φ = 4181084256.

The previous prime is 4442402009. The next prime is 4442402093. The reversal of 4442402039 is 9302042444.

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

It is a cyclic number.

It is not a de Polignac number, because 4442402039 - 2²⁰ = 4441353463 is a prime.

It is a super-2 number, since 2×4442402039² = 39469871752222715042, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4442401996 and 4442402014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442402009) 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, 130658867 + ... + 130658900.

It is an arithmetic number, because the mean of its divisors is an integer number (1175929956).

Almost surely, 2^4442402039 is an apocalyptic number.

4442402039 is a deficient number, since it is larger than the sum of its proper divisors (261317785).

4442402039 is a wasteful number, since it uses less digits than its factorization.

4442402039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261317784.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 4442402039 is about 66651.3468656111. The cubic root of 4442402039 is about 1643.8894940502.

The spelling of 4442402039 in words is "four billion, four hundred forty-two million, four hundred two thousand, thirty-nine".