6622907 has 2 divisors, whose sum is σ = 6622908. Its totient is φ = 6622906.

The previous prime is 6622897. The next prime is 6622939. The reversal of 6622907 is 7092266.

It is an a-pointer prime, because the next prime (6622939) can be obtained adding 6622907 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6622907 - 2¹⁰ = 6621883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6622997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311453 + 3311454.

It is an arithmetic number, because the mean of its divisors is an integer number (3311454).

Almost surely, 2^6622907 is an apocalyptic number.

6622907 is a deficient number, since it is larger than the sum of its proper divisors (1).

6622907 is an equidigital number, since it uses as much as digits as its factorization.

6622907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 6622907 is about 2573.5009228675. The cubic root of 6622907 is about 187.7945072478.

The spelling of 6622907 in words is "six million, six hundred twenty-two thousand, nine hundred seven".