502344397 has 2 divisors, whose sum is σ = 502344398. Its totient is φ = 502344396.

The previous prime is 502344379. The next prime is 502344421. The reversal of 502344397 is 793443205.

Together with previous prime (502344379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 475501636 + 26842761 = 21806^2 + 5181^2 .

It is a cyclic number.

It is not a de Polignac number, because 502344397 - 2¹⁵ = 502311629 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502344307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251172198 + 251172199.

It is an arithmetic number, because the mean of its divisors is an integer number (251172199).

Almost surely, 2^502344397 is an apocalyptic number.

It is an amenable number.

502344397 is a deficient number, since it is larger than the sum of its proper divisors (1).

502344397 is an equidigital number, since it uses as much as digits as its factorization.

502344397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 502344397 is about 22413.0407798674. The cubic root of 502344397 is about 794.9390916247.

The spelling of 502344397 in words is "five hundred two million, three hundred forty-four thousand, three hundred ninety-seven".