388063667 has 2 divisors, whose sum is σ = 388063668. Its totient is φ = 388063666.

The previous prime is 388063661. The next prime is 388063679. The reversal of 388063667 is 766360883.

It is a weak prime.

It is an emirp because it is prime and its reverse (766360883) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 388063667 - 2¹⁰ = 388062643 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (388063661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194031833 + 194031834.

It is an arithmetic number, because the mean of its divisors is an integer number (194031834).

Almost surely, 2^388063667 is an apocalyptic number.

388063667 is a deficient number, since it is larger than the sum of its proper divisors (1).

388063667 is an equidigital number, since it uses as much as digits as its factorization.

388063667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 388063667 is about 19699.3316384084. The cubic root of 388063667 is about 729.4031945866.

The spelling of 388063667 in words is "three hundred eighty-eight million, sixty-three thousand, six hundred sixty-seven".