549987824 has 20 divisors (see below), whose sum is σ = 1076155080. Its totient is φ = 272270400.

The previous prime is 549987821. The next prime is 549987829. The reversal of 549987824 is 428789945.

It is a self number, because there is not a number n which added to its sum of digits gives 549987824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549987821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168554 + ... + 171785.

It is an arithmetic number, because the mean of its divisors is an integer number (53807754).

Almost surely, 2^549987824 is an apocalyptic number.

It is an amenable number.

549987824 is a deficient number, since it is larger than the sum of its proper divisors (526167256).

549987824 is a wasteful number, since it uses less digits than its factorization.

549987824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340448 (or 340442 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 56.

The square root of 549987824 is about 23451.8192044882. The cubic root of 549987824 is about 819.3152244616.

The spelling of 549987824 in words is "five hundred forty-nine million, nine hundred eighty-seven thousand, eight hundred twenty-four".