543668213 has 8 divisors (see below), whose sum is σ = 595685280. Its totient is φ = 492083280.

The previous prime is 543668207. The next prime is 543668233. The reversal of 543668213 is 312866345.

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

It is a cyclic number.

It is not a de Polignac number, because 543668213 - 2¹² = 543664117 is a prime.

It is a super-2 number, since 2×543668213² = 591150251653226738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543668233) 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, 105395 + ... + 110432.

It is an arithmetic number, because the mean of its divisors is an integer number (74460660).

Almost surely, 2^543668213 is an apocalyptic number.

It is an amenable number.

543668213 is a deficient number, since it is larger than the sum of its proper divisors (52017067).

543668213 is a wasteful number, since it uses less digits than its factorization.

543668213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216067.

The product of its digits is 103680, while the sum is 38.

The square root of 543668213 is about 23316.6938694147. The cubic root of 543668213 is about 816.1650258353.

The spelling of 543668213 in words is "five hundred forty-three million, six hundred sixty-eight thousand, two hundred thirteen".