543693 has 8 divisors (see below), whose sum is σ = 737056. Its totient is φ = 356400.

The previous prime is 543689. The next prime is 543703. The reversal of 543693 is 396345.

It is a happy number.

543693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 543693 - 2² = 543689 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 543693.

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 543693.

It is not an unprimeable number, because it can be changed into a prime (543593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1303 + ... + 1668.

It is an arithmetic number, because the mean of its divisors is an integer number (92132).

2⁵⁴³⁶⁹³ is an apocalyptic number.

It is an amenable number.

543693 is a deficient number, since it is larger than the sum of its proper divisors (193363).

543693 is a wasteful number, since it uses less digits than its factorization.

543693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035.

The product of its digits is 9720, while the sum is 30.

The square root of 543693 is about 737.3554095550. The cubic root of 543693 is about 81.6177429218.

The spelling of 543693 in words is "five hundred forty-three thousand, six hundred ninety-three".