543066 has 8 divisors (see below), whose sum is σ = 1086144. Its totient is φ = 181020.

The previous prime is 543061. The next prime is 543097. The reversal of 543066 is 660345.

It is a sphenic number, since it is the product of 3 distinct primes.

543066 is an admirable number.

It is an Ulam number.

It is a Curzon number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (543061) by changing a digit.

543066 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45250 + ... + 45261.

It is an arithmetic number, because the mean of its divisors is an integer number (135768).

2⁵⁴³⁰⁶⁶ is an apocalyptic number.

543066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

543066 is a wasteful number, since it uses less digits than its factorization.

543066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90516.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 543066 is about 736.9301188037. The cubic root of 543066 is about 81.5863563310.

It can be divided in two parts, 5 and 43066, that added together give a triangular number (43071 = T₂₉₃).

The spelling of 543066 in words is "five hundred forty-three thousand, sixty-six".