5447739 has 8 divisors (see below), whose sum is σ = 7924032. Its totient is φ = 3301640.

The previous prime is 5447719. The next prime is 5447753. The reversal of 5447739 is 9377445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5447739 - 2¹² = 5443643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5447697 and 5447706.

It is not an unprimeable number, because it can be changed into a prime (5447719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82509 + ... + 82574.

It is an arithmetic number, because the mean of its divisors is an integer number (990504).

Almost surely, 2^5447739 is an apocalyptic number.

5447739 is a deficient number, since it is larger than the sum of its proper divisors (2476293).

5447739 is a wasteful number, since it uses less digits than its factorization.

5447739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165097.

The product of its digits is 105840, while the sum is 39.

The square root of 5447739 is about 2334.0392027556. The cubic root of 5447739 is about 175.9565470379.

It can be divided in two parts, 5 and 447739, that added together give a palindrome (447744).

The spelling of 5447739 in words is "five million, four hundred forty-seven thousand, seven hundred thirty-nine".