6329689 has 2 divisors, whose sum is σ = 6329690. Its totient is φ = 6329688.

The previous prime is 6329683. The next prime is 6329699. The reversal of 6329689 is 9869236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4347225 + 1982464 = 2085^2 + 1408^2 .

It is a cyclic number.

It is not a de Polignac number, because 6329689 - 2³ = 6329681 is a prime.

6329689 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6329681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3164844 + 3164845.

It is an arithmetic number, because the mean of its divisors is an integer number (3164845).

Almost surely, 2^6329689 is an apocalyptic number.

It is an amenable number.

6329689 is a deficient number, since it is larger than the sum of its proper divisors (1).

6329689 is an equidigital number, since it uses as much as digits as its factorization.

6329689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 43.

The square root of 6329689 is about 2515.8873186214. The cubic root of 6329689 is about 184.9811424655.

The spelling of 6329689 in words is "six million, three hundred twenty-nine thousand, six hundred eighty-nine".