5539444 has 6 divisors (see below), whose sum is σ = 9694034. Its totient is φ = 2769720.

The previous prime is 5539439. The next prime is 5539477. The reversal of 5539444 is 4449355.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3849444 + 1690000 = 1962^2 + 1300^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692427 + ... + 692434.

Almost surely, 2^5539444 is an apocalyptic number.

It is an amenable number.

5539444 is a deficient number, since it is larger than the sum of its proper divisors (4154590).

5539444 is a wasteful number, since it uses less digits than its factorization.

5539444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384865 (or 1384863 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 5539444 is about 2353.6023453421. The cubic root of 5539444 is about 176.9383849292.

The spelling of 5539444 in words is "five million, five hundred thirty-nine thousand, four hundred forty-four".