238465847 has 2 divisors, whose sum is σ = 238465848. Its totient is φ = 238465846.

The previous prime is 238465841. The next prime is 238465853. The reversal of 238465847 is 748564832.

It is a balanced prime because it is at equal distance from previous prime (238465841) and next prime (238465853).

It is a cyclic number.

It is not a de Polignac number, because 238465847 - 2¹⁰ = 238464823 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238465841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119232923 + 119232924.

It is an arithmetic number, because the mean of its divisors is an integer number (119232924).

Almost surely, 2^238465847 is an apocalyptic number.

238465847 is a deficient number, since it is larger than the sum of its proper divisors (1).

238465847 is an equidigital number, since it uses as much as digits as its factorization.

238465847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1290240, while the sum is 47.

The square root of 238465847 is about 15442.3394276904. The cubic root of 238465847 is about 620.1195113007.

The spelling of 238465847 in words is "two hundred thirty-eight million, four hundred sixty-five thousand, eight hundred forty-seven".