939287 has 2 divisors, whose sum is σ = 939288. Its totient is φ = 939286.

The previous prime is 939247. The next prime is 939293. The reversal of 939287 is 782939.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 939287 - 2¹⁰ = 938263 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 939287.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 939287.

It is not a weakly prime, because it can be changed into another prime (939247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469643 + 469644.

It is an arithmetic number, because the mean of its divisors is an integer number (469644).

2⁹³⁹²⁸⁷ is an apocalyptic number.

939287 is a deficient number, since it is larger than the sum of its proper divisors (1).

939287 is an equidigital number, since it uses as much as digits as its factorization.

939287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 939287 is about 969.1682000561. The cubic root of 939287 is about 97.9338370573.

The spelling of 939287 in words is "nine hundred thirty-nine thousand, two hundred eighty-seven".