338246939 has 2 divisors, whose sum is σ = 338246940. Its totient is φ = 338246938.

The previous prime is 338246917. The next prime is 338246959. The reversal of 338246939 is 939642833.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 338246939 - 2²⁰ = 337198363 is a prime.

It is a super-2 number, since 2×338246939² = 228821983485739442, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 338246893 and 338246902.

It is not a weakly prime, because it can be changed into another prime (338246959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169123469 + 169123470.

It is an arithmetic number, because the mean of its divisors is an integer number (169123470).

Almost surely, 2^338246939 is an apocalyptic number.

338246939 is a deficient number, since it is larger than the sum of its proper divisors (1).

338246939 is an equidigital number, since it uses as much as digits as its factorization.

338246939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 47.

The square root of 338246939 is about 18391.4909401060. The cubic root of 338246939 is about 696.7515738134.

The spelling of 338246939 in words is "three hundred thirty-eight million, two hundred forty-six thousand, nine hundred thirty-nine".