238858343 has 2 divisors, whose sum is σ = 238858344. Its totient is φ = 238858342.

The previous prime is 238858337. The next prime is 238858357. The reversal of 238858343 is 343858832.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 238858343 - 2¹² = 238854247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 238858294 and 238858303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238858303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119429171 + 119429172.

It is an arithmetic number, because the mean of its divisors is an integer number (119429172).

Almost surely, 2^238858343 is an apocalyptic number.

238858343 is a deficient number, since it is larger than the sum of its proper divisors (1).

238858343 is an equidigital number, since it uses as much as digits as its factorization.

238858343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 44.

The square root of 238858343 is about 15455.0426398635. The cubic root of 238858343 is about 620.4595474341.

The spelling of 238858343 in words is "two hundred thirty-eight million, eight hundred fifty-eight thousand, three hundred forty-three".