549044 has 12 divisors (see below), whose sum is σ = 966084. Its totient is φ = 273024.

The previous prime is 549037. The next prime is 549071. The reversal of 549044 is 440945.

It can be written as a sum of positive squares in 2 ways, for example, as 44944 + 504100 = 212^2 + 710^2 .

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 549044.

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 in 3 ways as a sum of consecutive naturals, for example, 1052 + ... + 1484.

It is an arithmetic number, because the mean of its divisors is an integer number (80507).

2⁵⁴⁹⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

549044 is a deficient number, since it is larger than the sum of its proper divisors (417040).

549044 is a wasteful number, since it uses less digits than its factorization.

549044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754 (or 752 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 549044 is about 740.9750333176. The cubic root of 549044 is about 81.8846285512.

Adding to 549044 its reverse (440945), we get a palindrome (989989).

The spelling of 549044 in words is "five hundred forty-nine thousand, forty-four".