338923307 has 2 divisors, whose sum is σ = 338923308. Its totient is φ = 338923306.

The previous prime is 338923253. The next prime is 338923357. The reversal of 338923307 is 703329833.

It is a strong prime.

It is an emirp because it is prime and its reverse (703329833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 338923307 - 2²⁶ = 271814443 is a prime.

It is a super-2 number, since 2×338923307² = 229738016055632498, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (338923357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169461653 + 169461654.

It is an arithmetic number, because the mean of its divisors is an integer number (169461654).

Almost surely, 2^338923307 is an apocalyptic number.

338923307 is a deficient number, since it is larger than the sum of its proper divisors (1).

338923307 is an equidigital number, since it uses as much as digits as its factorization.

338923307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 338923307 is about 18409.8698257212. The cubic root of 338923307 is about 697.2156792222.

The spelling of 338923307 in words is "three hundred thirty-eight million, nine hundred twenty-three thousand, three hundred seven".