549448 has 16 divisors (see below), whose sum is σ = 1038780. Its totient is φ = 272448.

The previous prime is 549443. The next prime is 549449. The reversal of 549448 is 844945.

It can be written as a sum of positive squares in 2 ways, for example, as 492804 + 56644 = 702^2 + 238^2 .

Its product of digits (23040) is a multiple of the sum of its prime factors (576).

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (549443) by changing a digit.

549448 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186 + ... + 1582.

2⁵⁴⁹⁴⁴⁸ is an apocalyptic number.

It is an amenable number.

549448 is a deficient number, since it is larger than the sum of its proper divisors (489332).

549448 is a wasteful number, since it uses less digits than its factorization.

549448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 572 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 549448 is about 741.2475969607. The cubic root of 549448 is about 81.9047078644.

The spelling of 549448 in words is "five hundred forty-nine thousand, four hundred forty-eight".