939944 has 16 divisors (see below), whose sum is σ = 1772820. Its totient is φ = 467200.

The previous prime is 939931. The next prime is 939971. The reversal of 939944 is 449939.

It can be written as a sum of positive squares in 2 ways, for example, as 624100 + 315844 = 790^2 + 562^2 .

It is a junction number, because it is equal to n+sod(n) for n = 939898 and 939907.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 939944.

It is an unprimeable number.

939944 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144 + ... + 2544.

2⁹³⁹⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

939944 is a deficient number, since it is larger than the sum of its proper divisors (832876).

939944 is a wasteful number, since it uses less digits than its factorization.

939944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700 (or 696 counting only the distinct ones).

The product of its digits is 34992, while the sum is 38.

The square root of 939944 is about 969.5070912582. The cubic root of 939944 is about 97.9566655555.

The spelling of 939944 in words is "nine hundred thirty-nine thousand, nine hundred forty-four".