492503 has 4 divisors (see below), whose sum is σ = 537288. Its totient is φ = 447720.

The previous prime is 492491. The next prime is 492511. The reversal of 492503 is 305294.

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 492503 - 2⁴ = 492487 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 492503.

It is not an unprimeable number, because it can be changed into a prime (492523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22376 + ... + 22397.

It is an arithmetic number, because the mean of its divisors is an integer number (134322).

2⁴⁹²⁵⁰³ is an apocalyptic number.

492503 is a deficient number, since it is larger than the sum of its proper divisors (44785).

492503 is a wasteful number, since it uses less digits than its factorization.

492503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44784.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 492503 is about 701.7855797892. The cubic root of 492503 is about 78.9713617288.

Adding to 492503 its reverse (305294), we get a palindrome (797797).

It can be divided in two parts, 49 and 2503, that added together give a palindrome (2552).

The spelling of 492503 in words is "four hundred ninety-two thousand, five hundred three".