543389 has 8 divisors (see below), whose sum is σ = 677568. Its totient is φ = 423360.

The previous prime is 543383. The next prime is 543407. The reversal of 543389 is 983345.

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

It is not a de Polignac number, because 543389 - 2¹² = 539293 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543383) 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, 3452 + ... + 3605.

It is an arithmetic number, because the mean of its divisors is an integer number (84696).

2⁵⁴³³⁸⁹ is an apocalyptic number.

It is an amenable number.

543389 is a deficient number, since it is larger than the sum of its proper divisors (134179).

543389 is a wasteful number, since it uses less digits than its factorization.

543389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7075.

The product of its digits is 12960, while the sum is 32.

The square root of 543389 is about 737.1492386213. The cubic root of 543389 is about 81.6025281961.

It can be divided in two parts, 54 and 3389, that added together give a palindrome (3443).

The spelling of 543389 in words is "five hundred forty-three thousand, three hundred eighty-nine".