6629039 has 2 divisors, whose sum is σ = 6629040. Its totient is φ = 6629038.

The previous prime is 6629033. The next prime is 6629041. The reversal of 6629039 is 9309266.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6629039 is a prime.

Together with 6629041, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6629033) 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, 3314519 + 3314520.

It is an arithmetic number, because the mean of its divisors is an integer number (3314520).

Almost surely, 2^6629039 is an apocalyptic number.

6629039 is a deficient number, since it is larger than the sum of its proper divisors (1).

6629039 is an equidigital number, since it uses as much as digits as its factorization.

6629039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 6629039 is about 2574.6920204172. The cubic root of 6629039 is about 187.8524476004.

The spelling of 6629039 in words is "six million, six hundred twenty-nine thousand, thirty-nine".