385146667 has 2 divisors, whose sum is σ = 385146668. Its totient is φ = 385146666.

The previous prime is 385146659. The next prime is 385146683. The reversal of 385146667 is 766641583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 385146667 - 2³ = 385146659 is a prime.

It is not a weakly prime, because it can be changed into another prime (385146637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192573333 + 192573334.

It is an arithmetic number, because the mean of its divisors is an integer number (192573334).

Almost surely, 2^385146667 is an apocalyptic number.

385146667 is a deficient number, since it is larger than the sum of its proper divisors (1).

385146667 is an equidigital number, since it uses as much as digits as its factorization.

385146667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 46.

The square root of 385146667 is about 19625.1539357020. The cubic root of 385146667 is about 727.5710016003.

The spelling of 385146667 in words is "three hundred eighty-five million, one hundred forty-six thousand, six hundred sixty-seven".