5447944 has 8 divisors (see below), whose sum is σ = 10214910. Its totient is φ = 2723968.

The previous prime is 5447933. The next prime is 5447951. The reversal of 5447944 is 4497445.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5428900 + 19044 = 2330^2 + 138^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340489 + ... + 340504.

Almost surely, 2^5447944 is an apocalyptic number.

It is an amenable number.

5447944 is a deficient number, since it is larger than the sum of its proper divisors (4766966).

5447944 is a wasteful number, since it uses less digits than its factorization.

5447944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680999 (or 680995 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 5447944 is about 2334.0831176288. The cubic root of 5447944 is about 175.9587541088.

The spelling of 5447944 in words is "five million, four hundred forty-seven thousand, nine hundred forty-four".