604543 has 4 divisors (see below), whose sum is σ = 620920. Its totient is φ = 588168.

The previous prime is 604529. The next prime is 604547. The reversal of 604543 is 345406.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 604543 - 2⁹ = 604031 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8133 + ... + 8206.

It is an arithmetic number, because the mean of its divisors is an integer number (155230).

2⁶⁰⁴⁵⁴³ is an apocalyptic number.

604543 is a deficient number, since it is larger than the sum of its proper divisors (16377).

604543 is a wasteful number, since it uses less digits than its factorization.

604543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16376.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 604543 is about 777.5236330813. The cubic root of 604543 is about 84.5556045442. Note that the first 3 decimals are identical.

Adding to 604543 its reverse (345406), we get a palindrome (949949).

The spelling of 604543 in words is "six hundred four thousand, five hundred forty-three".