7439944 has 16 divisors (see below), whose sum is σ = 14684400. Its totient is φ = 3524112.

The previous prime is 7439933. The next prime is 7439951. The reversal of 7439944 is 4499347.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 7439897 and 7439906.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24322 + ... + 24625.

It is an arithmetic number, because the mean of its divisors is an integer number (917775).

Almost surely, 2^7439944 is an apocalyptic number.

It is an amenable number.

7439944 is a deficient number, since it is larger than the sum of its proper divisors (7244456).

7439944 is a wasteful number, since it uses less digits than its factorization.

7439944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48972 (or 48968 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 7439944 is about 2727.6260740798. The cubic root of 7439944 is about 195.2195117332.

The spelling of 7439944 in words is "seven million, four hundred thirty-nine thousand, nine hundred forty-four".