549024 has 96 divisors (see below), whose sum is σ = 1774080. Its totient is φ = 145152.

The previous prime is 549023. The next prime is 549037. The reversal of 549024 is 420945.

549024 is nontrivially palindromic in base 11.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 548985 and 549003.

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 549024.

It is not an unprimeable number, because it can be changed into a prime (549023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12747 + ... + 12789.

It is an arithmetic number, because the mean of its divisors is an integer number (18480).

2⁵⁴⁹⁰²⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (887040).

549024 is an abundant number, since it is smaller than the sum of its proper divisors (1225056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549024 is a wasteful number, since it uses less digits than its factorization.

549024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82 (or 74 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 549024 is about 740.9615374633. The cubic root of 549024 is about 81.8836342700.

Adding to 549024 its reverse (420945), we get a palindrome (969969).

The spelling of 549024 in words is "five hundred forty-nine thousand, twenty-four".