7439444 has 12 divisors (see below), whose sum is σ = 13038144. Its totient is φ = 3714264.

The previous prime is 7439423. The next prime is 7439449. The reversal of 7439444 is 4449347.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7439449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4517 + ... + 5939.

It is an arithmetic number, because the mean of its divisors is an integer number (1086512).

Almost surely, 2^7439444 is an apocalyptic number.

It is an amenable number.

7439444 is a deficient number, since it is larger than the sum of its proper divisors (5598700).

7439444 is a wasteful number, since it uses less digits than its factorization.

7439444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734 (or 2732 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 7439444 is about 2727.5344177480. The cubic root of 7439444 is about 195.2151384054.

The spelling of 7439444 in words is "seven million, four hundred thirty-nine thousand, four hundred forty-four".