5447979 has 20 divisors (see below), whose sum is σ = 8229936. Its totient is φ = 3591216.

The previous prime is 5447977. The next prime is 5447983. The reversal of 5447979 is 9797445.

It is not a de Polignac number, because 5447979 - 2¹ = 5447977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5447977) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8017 + ... + 8669.

Almost surely, 2^5447979 is an apocalyptic number.

5447979 is a deficient number, since it is larger than the sum of its proper divisors (2781957).

5447979 is a wasteful number, since it uses less digits than its factorization.

5447979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 759 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 5447979 is about 2334.0906152076. The cubic root of 5447979 is about 175.9591309203.

The spelling of 5447979 in words is "five million, four hundred forty-seven thousand, nine hundred seventy-nine".