543231 has 12 divisors (see below), whose sum is σ = 845208. Its totient is φ = 334224.

The previous prime is 543227. The next prime is 543233. The reversal of 543231 is 132345.

It is not a de Polignac number, because 543231 - 2² = 543227 is a prime.

It is a super-2 number, since 2×543231² = 590199838722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2205 + ... + 2438.

It is an arithmetic number, because the mean of its divisors is an integer number (70434).

2⁵⁴³²³¹ is an apocalyptic number.

543231 is a deficient number, since it is larger than the sum of its proper divisors (301977).

543231 is a wasteful number, since it uses less digits than its factorization.

543231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4662 (or 4659 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 543231 is about 737.0420612150. The cubic root of 543231 is about 81.5946183014.

Adding to 543231 its reverse (132345), we get a palindrome (675576).

The spelling of 543231 in words is "five hundred forty-three thousand, two hundred thirty-one".