549424512 has 256 divisors, whose sum is σ = 1996915200. Its totient is φ = 144820224.

The previous prime is 549424511. The next prime is 549424531. The reversal of 549424512 is 215424945.

It is a happy number.

549424512 is a `hidden beast` number, since 54 + 94 + 2 + 4 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549424511) 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 31 ways as a sum of consecutive naturals, for example, 313623 + ... + 315369.

It is an arithmetic number, because the mean of its divisors is an integer number (7800450).

Almost surely, 2^549424512 is an apocalyptic number.

549424512 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549424512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (998457600).

549424512 is an abundant number, since it is smaller than the sum of its proper divisors (1447490688).

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

549424512 is a wasteful number, since it uses less digits than its factorization.

549424512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790 (or 1772 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 549424512 is about 23439.8061425431. The cubic root of 549424512 is about 819.0354075046.

The spelling of 549424512 in words is "five hundred forty-nine million, four hundred twenty-four thousand, five hundred twelve".