6622867 has 2 divisors, whose sum is σ = 6622868. Its totient is φ = 6622866.

The previous prime is 6622859. The next prime is 6622897. The reversal of 6622867 is 7682266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6622867 - 2³ = 6622859 is a prime.

6622867 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6622897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311433 + 3311434.

It is an arithmetic number, because the mean of its divisors is an integer number (3311434).

Almost surely, 2^6622867 is an apocalyptic number.

6622867 is a deficient number, since it is larger than the sum of its proper divisors (1).

6622867 is an equidigital number, since it uses as much as digits as its factorization.

6622867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 6622867 is about 2573.4931513412. The cubic root of 6622867 is about 187.7941291764.

The spelling of 6622867 in words is "six million, six hundred twenty-two thousand, eight hundred sixty-seven".