493423503 has 8 divisors (see below), whose sum is σ = 658425600. Its totient is φ = 328685208.

The previous prime is 493423501. The next prime is 493423519. The reversal of 493423503 is 305324394.

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

It is not a de Polignac number, because 493423503 - 2¹ = 493423501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493423501) 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, 61543 + ... + 69096.

It is an arithmetic number, because the mean of its divisors is an integer number (82303200).

Almost surely, 2^493423503 is an apocalyptic number.

493423503 is a deficient number, since it is larger than the sum of its proper divisors (165002097).

493423503 is a wasteful number, since it uses less digits than its factorization.

493423503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131901.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 493423503 is about 22213.1380718709. The cubic root of 493423503 is about 790.2053106287.

Adding to 493423503 its reverse (305324394), we get a palindrome (798747897).

The spelling of 493423503 in words is "four hundred ninety-three million, four hundred twenty-three thousand, five hundred three".