384038867 has 2 divisors, whose sum is σ = 384038868. Its totient is φ = 384038866.

The previous prime is 384038861. The next prime is 384038869. The reversal of 384038867 is 768830483.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-384038867 is a prime.

Together with 384038869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (384038861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192019433 + 192019434.

It is an arithmetic number, because the mean of its divisors is an integer number (192019434).

Almost surely, 2^384038867 is an apocalyptic number.

384038867 is a deficient number, since it is larger than the sum of its proper divisors (1).

384038867 is an equidigital number, since it uses as much as digits as its factorization.

384038867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 47.

The square root of 384038867 is about 19596.9096288165. The cubic root of 384038867 is about 726.8727592313.

The spelling of 384038867 in words is "three hundred eighty-four million, thirty-eight thousand, eight hundred sixty-seven".