939444939 has 16 divisors (see below), whose sum is σ = 1473639840. Its totient is φ = 589455360.

The previous prime is 939444917. The next prime is 939444953.

939444939 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 939444939 - 2¹¹ = 939442891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (939444139) 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, 1022902 + ... + 1023819.

It is an arithmetic number, because the mean of its divisors is an integer number (92102490).

Almost surely, 2^939444939 is an apocalyptic number.

939444939 is a deficient number, since it is larger than the sum of its proper divisors (534194901).

939444939 is a wasteful number, since it uses less digits than its factorization.

939444939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046747 (or 2046741 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 54.

The square root of 939444939 is about 30650.3660500164. The cubic root of 939444939 is about 979.3932586792.

The spelling of 939444939 in words is "nine hundred thirty-nine million, four hundred forty-four thousand, nine hundred thirty-nine".