314239 has 2 divisors, whose sum is σ = 314240. Its totient is φ = 314238.

The previous prime is 314233. The next prime is 314243. The reversal of 314239 is 932413.

It is a strong prime.

It is an emirp because it is prime and its reverse (932413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 314239 - 2⁹ = 313727 is a prime.

It is a super-2 number, since 2×314239² = 197492298242, which contains 22 as substring.

It is equal to p₂₇₁₃₉ and since 314239 and 27139 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 8.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314233) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157119 + 157120.

It is an arithmetic number, because the mean of its divisors is an integer number (157120).

2³¹⁴²³⁹ is an apocalyptic number.

314239 is a deficient number, since it is larger than the sum of its proper divisors (1).

314239 is an equidigital number, since it uses as much as digits as its factorization.

314239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 22.

The square root of 314239 is about 560.5702453752. The cubic root of 314239 is about 67.9860842343.

The spelling of 314239 in words is "three hundred fourteen thousand, two hundred thirty-nine".