543216 has 20 divisors (see below), whose sum is σ = 1403432. Its totient is φ = 181056.

The previous prime is 543203. The next prime is 543217. The reversal of 543216 is 612345.

It is a happy number.

543216 is nontrivially palindromic in base 11.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 543192 and 543201.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 543216.

It is not an unprimeable number, because it can be changed into a prime (543217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5611 + ... + 5706.

2⁵⁴³²¹⁶ is an apocalyptic number.

It is an amenable number.

543216 is an abundant number, since it is smaller than the sum of its proper divisors (860216).

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

543216 is a wasteful number, since it uses less digits than its factorization.

543216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11328 (or 11322 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 543216 is about 737.0318853347. The cubic root of 543216 is about 81.5938672823.

The spelling of 543216 in words is "five hundred forty-three thousand, two hundred sixteen".