543680 has 28 divisors (see below), whose sum is σ = 1295400. Its totient is φ = 217344.

The previous prime is 543679. The next prime is 543689. The reversal of 543680 is 86345.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530 + ... + 1169.

543680 is a Friedman number, since it can be written as 60^3+5*4^8, using all its digits and the basic arithmetic operations.

2⁵⁴³⁶⁸⁰ is an apocalyptic number.

It is an amenable number.

543680 is an abundant number, since it is smaller than the sum of its proper divisors (751720).

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

543680 is a wasteful number, since it uses less digits than its factorization.

543680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716 (or 1706 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 543680 is about 737.3465942147. The cubic root of 543680 is about 81.6170924082.

The spelling of 543680 in words is "five hundred forty-three thousand, six hundred eighty".