493603 has 8 divisors (see below), whose sum is σ = 562176. Its totient is φ = 429000.

The previous prime is 493583. The next prime is 493607. The reversal of 493603 is 306394.

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

It is not a de Polignac number, because 493603 - 2¹³ = 485411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493607) 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, 723 + ... + 1228.

It is an arithmetic number, because the mean of its divisors is an integer number (70272).

2⁴⁹³⁶⁰³ is an apocalyptic number.

493603 is a deficient number, since it is larger than the sum of its proper divisors (68573).

493603 is a wasteful number, since it uses less digits than its factorization.

493603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 493603 is about 702.5688578353. The cubic root of 493603 is about 79.0301118987.

Adding to 493603 its reverse (306394), we get a palindrome (799997).

The spelling of 493603 in words is "four hundred ninety-three thousand, six hundred three".