543928320 has 312 divisors, whose sum is σ = 2039362416. Its totient is φ = 133300224.

The previous prime is 543928313. The next prime is 543928339. The reversal of 543928320 is 23829345.

543928320 is a `hidden beast` number, since 543 + 92 + 8 + 3 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (312).

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2396047 + ... + 2396273.

It is an arithmetic number, because the mean of its divisors is an integer number (6536418).

Almost surely, 2^543928320 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 543928320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1019681208).

543928320 is an abundant number, since it is smaller than the sum of its proper divisors (1495434096).

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

543928320 is a wasteful number, since it uses less digits than its factorization.

543928320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 543928320 is about 23322.2709014367. The cubic root of 543928320 is about 816.2951642696.

The spelling of 543928320 in words is "five hundred forty-three million, nine hundred twenty-eight thousand, three hundred twenty".