543706 has 4 divisors (see below), whose sum is σ = 815562. Its totient is φ = 271852.

The previous prime is 543703. The next prime is 543707. The reversal of 543706 is 607345.

543706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 607345 = 5 ⋅121469.

It can be written as a sum of positive squares in only one way, i.e., 540225 + 3481 = 735^2 + 59^2 .

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (543703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135925 + ... + 135928.

2⁵⁴³⁷⁰⁶ is an apocalyptic number.

543706 is a deficient number, since it is larger than the sum of its proper divisors (271856).

543706 is a wasteful number, since it uses less digits than its factorization.

543706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271855.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 543706 is about 737.3642247899. The cubic root of 543706 is about 81.6183934251.

The spelling of 543706 in words is "five hundred forty-three thousand, seven hundred six".