493669 has 4 divisors (see below), whose sum is σ = 538560. Its totient is φ = 448780.

The previous prime is 493657. The next prime is 493693. The reversal of 493669 is 966394.

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 493669 - 2⁷ = 493541 is a prime.

It is a super-2 number, since 2×493669² = 487418163122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493169) 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, 22429 + ... + 22450.

It is an arithmetic number, because the mean of its divisors is an integer number (134640).

2⁴⁹³⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

493669 is a deficient number, since it is larger than the sum of its proper divisors (44891).

493669 is a wasteful number, since it uses less digits than its factorization.

493669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44890.

The product of its digits is 34992, while the sum is 37.

The square root of 493669 is about 702.6158267503. The cubic root of 493669 is about 79.0336341321.

It can be divided in two parts, 4936 and 69, that added together give a palindrome (5005).

The spelling of 493669 in words is "four hundred ninety-three thousand, six hundred sixty-nine".