490603 has 4 divisors (see below), whose sum is σ = 519480. Its totient is φ = 461728.

The previous prime is 490591. The next prime is 490619. The reversal of 490603 is 306094.

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 490603 - 2⁵ = 490571 is a prime.

It is a Duffinian number.

490603 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (490643) 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, 14413 + ... + 14446.

It is an arithmetic number, because the mean of its divisors is an integer number (129870).

2⁴⁹⁰⁶⁰³ is an apocalyptic number.

490603 is a deficient number, since it is larger than the sum of its proper divisors (28877).

490603 is a wasteful number, since it uses less digits than its factorization.

490603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28876.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 490603 is about 700.4305818566. The cubic root of 490603 is about 78.8696777778.

Adding to 490603 its reverse (306094), we get a palindrome (796697).

The spelling of 490603 in words is "four hundred ninety thousand, six hundred three".