543980 has 24 divisors (see below), whose sum is σ = 1164240. Its totient is φ = 213440.

The previous prime is 543971. The next prime is 543997. The reversal of 543980 is 89345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950 + ... + 1410.

It is an arithmetic number, because the mean of its divisors is an integer number (48510).

2⁵⁴³⁹⁸⁰ is an apocalyptic number.

It is an amenable number.

543980 is an abundant number, since it is smaller than the sum of its proper divisors (620260).

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

543980 is a wasteful number, since it uses less digits than its factorization.

543980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 543980 is about 737.5499983052. The cubic root of 543980 is about 81.6321016204.

The spelling of 543980 in words is "five hundred forty-three thousand, nine hundred eighty".