338985239 has 2 divisors, whose sum is σ = 338985240. Its totient is φ = 338985238.

The previous prime is 338985223. The next prime is 338985259. The reversal of 338985239 is 932589833.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 338985239 - 2⁴ = 338985223 is a prime.

It is a super-2 number, since 2×338985239² = 229821984519774242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338985259) 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, 169492619 + 169492620.

It is an arithmetic number, because the mean of its divisors is an integer number (169492620).

Almost surely, 2^338985239 is an apocalyptic number.

338985239 is a deficient number, since it is larger than the sum of its proper divisors (1).

338985239 is an equidigital number, since it uses as much as digits as its factorization.

338985239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 50.

The square root of 338985239 is about 18411.5517814224. The cubic root of 338985239 is about 697.2581444159.

The spelling of 338985239 in words is "three hundred thirty-eight million, nine hundred eighty-five thousand, two hundred thirty-nine".