6385427 has 2 divisors, whose sum is σ = 6385428. Its totient is φ = 6385426.

The previous prime is 6385403. The next prime is 6385429. The reversal of 6385427 is 7245836.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6385427 - 2¹⁶ = 6319891 is a prime.

Together with 6385429, 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 (6385429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3192713 + 3192714.

It is an arithmetic number, because the mean of its divisors is an integer number (3192714).

Almost surely, 2^6385427 is an apocalyptic number.

6385427 is a deficient number, since it is larger than the sum of its proper divisors (1).

6385427 is an equidigital number, since it uses as much as digits as its factorization.

6385427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 6385427 is about 2526.9402446437. The cubic root of 6385427 is about 185.5225256778.

The spelling of 6385427 in words is "six million, three hundred eighty-five thousand, four hundred twenty-seven".