338299243 has 2 divisors, whose sum is σ = 338299244. Its totient is φ = 338299242.

The previous prime is 338299231. The next prime is 338299271. The reversal of 338299243 is 342992833.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 338299243 - 2⁵ = 338299211 is a prime.

It is a super-2 number, since 2×338299243² = 228892755628746098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 338299243.

It is not a weakly prime, because it can be changed into another prime (338299223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169149621 + 169149622.

It is an arithmetic number, because the mean of its divisors is an integer number (169149622).

Almost surely, 2^338299243 is an apocalyptic number.

338299243 is a deficient number, since it is larger than the sum of its proper divisors (1).

338299243 is an equidigital number, since it uses as much as digits as its factorization.

338299243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 43.

The square root of 338299243 is about 18392.9128470724. The cubic root of 338299243 is about 696.7874854624.

The spelling of 338299243 in words is "three hundred thirty-eight million, two hundred ninety-nine thousand, two hundred forty-three".