543928840 has 256 divisors, whose sum is σ = 1611187200. Its totient is φ = 160579584.

The previous prime is 543928813. The next prime is 543928841. The reversal of 543928840 is 48829345.

It is not an unprimeable number, because it can be changed into a prime (543928841) 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 63 ways as a sum of consecutive naturals, for example, 6111516 + ... + 6111604.

It is an arithmetic number, because the mean of its divisors is an integer number (6293700).

Almost surely, 2^543928840 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 543928840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (805593600).

543928840 is an abundant number, since it is smaller than the sum of its proper divisors (1067258360).

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

543928840 is a wasteful number, since it uses less digits than its factorization.

543928840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 543928840 is about 23322.2820495765. The cubic root of 543928840 is about 816.2954243979.

The spelling of 543928840 in words is "five hundred forty-three million, nine hundred twenty-eight thousand, eight hundred forty".