493393 has 2 divisors, whose sum is σ = 493394. Its totient is φ = 493392.

The previous prime is 493369. The next prime is 493397. The reversal of 493393 is 393394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 439569 + 53824 = 663^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 493393 - 2¹³ = 485201 is a prime.

It is not a weakly prime, because it can be changed into another prime (493397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246696 + 246697.

It is an arithmetic number, because the mean of its divisors is an integer number (246697).

2⁴⁹³³⁹³ is an apocalyptic number.

It is an amenable number.

493393 is a deficient number, since it is larger than the sum of its proper divisors (1).

493393 is an equidigital number, since it uses as much as digits as its factorization.

493393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8748, while the sum is 31.

The square root of 493393 is about 702.4193903929. The cubic root of 493393 is about 79.0189027031.

Subtracting from 493393 its reverse (393394), we obtain a palindrome (99999).

The spelling of 493393 in words is "four hundred ninety-three thousand, three hundred ninety-three".