543056 has 10 divisors (see below), whose sum is σ = 1052202. Its totient is φ = 271520.

The previous prime is 543029. The next prime is 543061. The reversal of 543056 is 650345.

543056 = T₁₆₈ + T₁₆₉ + ... + T₁₉₉.

It can be written as a sum of positive squares in only one way, i.e., 462400 + 80656 = 680^2 + 284^2 .

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

It is a congruent number.

It is an unprimeable number.

543056 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 as a sum of consecutive naturals, namely, 16955 + ... + 16986.

2⁵⁴³⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

543056 is a deficient number, since it is larger than the sum of its proper divisors (509146).

543056 is a wasteful number, since it uses less digits than its factorization.

543056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33949 (or 33943 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 543056 is about 736.9233338686. The cubic root of 543056 is about 81.5858555517.

The spelling of 543056 in words is "five hundred forty-three thousand, fifty-six".