386981627 has 2 divisors, whose sum is σ = 386981628. Its totient is φ = 386981626.

The previous prime is 386981611. The next prime is 386981629. The reversal of 386981627 is 726189683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 386981627 - 2⁴ = 386981611 is a prime.

Together with 386981629, 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 (386981629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193490813 + 193490814.

It is an arithmetic number, because the mean of its divisors is an integer number (193490814).

Almost surely, 2^386981627 is an apocalyptic number.

386981627 is a deficient number, since it is larger than the sum of its proper divisors (1).

386981627 is an equidigital number, since it uses as much as digits as its factorization.

386981627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 50.

The square root of 386981627 is about 19671.8485913246. The cubic root of 386981627 is about 728.7246305701.

The spelling of 386981627 in words is "three hundred eighty-six million, nine hundred eighty-one thousand, six hundred twenty-seven".