875239 has 2 divisors, whose sum is σ = 875240. Its totient is φ = 875238.

The previous prime is 875233. The next prime is 875243. The reversal of 875239 is 932578.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-875239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (875233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437619 + 437620.

It is an arithmetic number, because the mean of its divisors is an integer number (437620).

2⁸⁷⁵²³⁹ is an apocalyptic number.

875239 is a deficient number, since it is larger than the sum of its proper divisors (1).

875239 is an equidigital number, since it uses as much as digits as its factorization.

875239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 875239 is about 935.5420888448. The cubic root of 875239 is about 95.6552667373.

The spelling of 875239 in words is "eight hundred seventy-five thousand, two hundred thirty-nine".