338299231 has 2 divisors, whose sum is σ = 338299232. Its totient is φ = 338299230.

The previous prime is 338299223. The next prime is 338299243. The reversal of 338299231 is 132992833.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (132992833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 338299231 - 2³ = 338299223 is a prime.

It is a super-2 number, since 2×338299231² = 228892739390382722, 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 (338299211) 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, 169149615 + 169149616.

It is an arithmetic number, because the mean of its divisors is an integer number (169149616).

Almost surely, 2^338299231 is an apocalyptic number.

338299231 is a deficient number, since it is larger than the sum of its proper divisors (1).

338299231 is an equidigital number, since it uses as much as digits as its factorization.

338299231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 40.

The square root of 338299231 is about 18392.9125208598. The cubic root of 338299231 is about 696.7874772237.

The spelling of 338299231 in words is "three hundred thirty-eight million, two hundred ninety-nine thousand, two hundred thirty-one".