5547639 has 8 divisors (see below), whose sum is σ = 7786240. Its totient is φ = 3503736.

The previous prime is 5547631. The next prime is 5547691. The reversal of 5547639 is 9367455.

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

It is not a de Polignac number, because 5547639 - 2³ = 5547631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5547597 and 5547606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5547631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48607 + ... + 48720.

It is an arithmetic number, because the mean of its divisors is an integer number (973280).

Almost surely, 2^5547639 is an apocalyptic number.

5547639 is a deficient number, since it is larger than the sum of its proper divisors (2238601).

5547639 is a wasteful number, since it uses less digits than its factorization.

5547639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97349.

The product of its digits is 113400, while the sum is 39.

The square root of 5547639 is about 2355.3426502316. The cubic root of 5547639 is about 177.0255955835.

The spelling of 5547639 in words is "five million, five hundred forty-seven thousand, six hundred thirty-nine".