502393 has 2 divisors, whose sum is σ = 502394. Its totient is φ = 502392.

The previous prime is 502339. The next prime is 502409. The reversal of 502393 is 393205.

Together with previous prime (502339) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 446224 + 56169 = 668^2 + 237^2 .

It is a cyclic number.

It is not a de Polignac number, because 502393 - 2¹⁷ = 371321 is a prime.

502393 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251196 + 251197.

It is an arithmetic number, because the mean of its divisors is an integer number (251197).

2⁵⁰²³⁹³ is an apocalyptic number.

It is an amenable number.

502393 is a deficient number, since it is larger than the sum of its proper divisors (1).

502393 is an equidigital number, since it uses as much as digits as its factorization.

502393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 502393 is about 708.7968679389. The cubic root of 502393 is about 79.4964728206.

Adding to 502393 its reverse (393205), we get a palindrome (895598).

The spelling of 502393 in words is "five hundred two thousand, three hundred ninety-three".