493563169 has 4 divisors (see below), whose sum is σ = 538432560. Its totient is φ = 448693780.

The previous prime is 493563163. The next prime is 493563197. The reversal of 493563169 is 961365394.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 493563169 - 2¹⁷ = 493432097 is a prime.

It is a super-2 number, since 2×493563169² = 487209203586645122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493563163) 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, 22434679 + ... + 22434700.

It is an arithmetic number, because the mean of its divisors is an integer number (134608140).

Almost surely, 2^493563169 is an apocalyptic number.

It is an amenable number.

493563169 is a deficient number, since it is larger than the sum of its proper divisors (44869391).

493563169 is a wasteful number, since it uses less digits than its factorization.

493563169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44869390.

The product of its digits is 524880, while the sum is 46.

The square root of 493563169 is about 22216.2816195690. The cubic root of 493563169 is about 790.2798607888.

It can be divided in two parts, 49356 and 3169, that added together give a palindrome (52525).

The spelling of 493563169 in words is "four hundred ninety-three million, five hundred sixty-three thousand, one hundred sixty-nine".