543508056 has 240 divisors, whose sum is σ = 1886583600. Its totient is φ = 143140608.

The previous prime is 543508051. The next prime is 543508073. The reversal of 543508056 is 650805345.

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

It is a self number, because there is not a number n which added to its sum of digits gives 543508056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543508051) 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 59 ways as a sum of consecutive naturals, for example, 766230 + ... + 766938.

It is an arithmetic number, because the mean of its divisors is an integer number (7860765).

Almost surely, 2^543508056 is an apocalyptic number.

543508056 is a gapful number since it is divisible by the number (56) 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 543508056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (943291800).

543508056 is an abundant number, since it is smaller than the sum of its proper divisors (1343075544).

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

543508056 is a wasteful number, since it uses less digits than its factorization.

543508056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 543508056 is about 23313.2592316047. The cubic root of 543508056 is about 816.0848743897.

The spelling of 543508056 in words is "five hundred forty-three million, five hundred eight thousand, fifty-six".