603343 has 4 divisors (see below), whose sum is σ = 649768. Its totient is φ = 556920.

The previous prime is 603319. The next prime is 603349. The reversal of 603343 is 343306.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343306 = 2 ⋅171653.

It is not a de Polignac number, because 603343 - 2⁵ = 603311 is a prime.

It is a d-powerful number, because it can be written as 6⁷ + 0 + 3³ + 3⁷ + 4⁹ + 3¹⁰ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 603343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (603349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23193 + ... + 23218.

It is an arithmetic number, because the mean of its divisors is an integer number (162442).

2⁶⁰³³⁴³ is an apocalyptic number.

603343 is a deficient number, since it is larger than the sum of its proper divisors (46425).

603343 is a wasteful number, since it uses less digits than its factorization.

603343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46424.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 603343 is about 776.7515690361. The cubic root of 603343 is about 84.4996206932.

Adding to 603343 its reverse (343306), we get a palindrome (946649).

It can be divided in two parts, 603 and 343, that added together give a triangular number (946 = T₄₃).

The spelling of 603343 in words is "six hundred three thousand, three hundred forty-three".