6428627 has 2 divisors, whose sum is σ = 6428628. Its totient is φ = 6428626.

The previous prime is 6428623. The next prime is 6428647. The reversal of 6428627 is 7268246.

6428627 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6428627 - 2² = 6428623 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6428623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3214313 + 3214314.

It is an arithmetic number, because the mean of its divisors is an integer number (3214314).

Almost surely, 2^6428627 is an apocalyptic number.

6428627 is a deficient number, since it is larger than the sum of its proper divisors (1).

6428627 is an equidigital number, since it uses as much as digits as its factorization.

6428627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 6428627 is about 2535.4737229954. The cubic root of 6428627 is about 185.9399640518.

The spelling of 6428627 in words is "six million, four hundred twenty-eight thousand, six hundred twenty-seven".