493508 has 6 divisors (see below), whose sum is σ = 863646. Its totient is φ = 246752.

The previous prime is 493481. The next prime is 493523. The reversal of 493508 is 805394.

It can be written as a sum of positive squares in only one way, i.e., 473344 + 20164 = 688^2 + 142^2 .

It is a congruent number.

It is an unprimeable number.

493508 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61685 + ... + 61692.

It is an arithmetic number, because the mean of its divisors is an integer number (143941).

2⁴⁹³⁵⁰⁸ is an apocalyptic number.

It is an amenable number.

493508 is a deficient number, since it is larger than the sum of its proper divisors (370138).

493508 is a wasteful number, since it uses less digits than its factorization.

493508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123381 (or 123379 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 493508 is about 702.5012455505. The cubic root of 493508 is about 79.0250414660.

It can be divided in two parts, 493 and 508, that added together give a palindrome (1001).

The spelling of 493508 in words is "four hundred ninety-three thousand, five hundred eight".