6444329 has 2 divisors, whose sum is σ = 6444330. Its totient is φ = 6444328.

The previous prime is 6444313. The next prime is 6444337. The reversal of 6444329 is 9234446.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5513104 + 931225 = 2348^2 + 965^2 .

It is a cyclic number.

It is not a de Polignac number, because 6444329 - 2⁴ = 6444313 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6444295 and 6444304.

It is not a weakly prime, because it can be changed into another prime (6443329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3222164 + 3222165.

It is an arithmetic number, because the mean of its divisors is an integer number (3222165).

Almost surely, 2^6444329 is an apocalyptic number.

It is an amenable number.

6444329 is a deficient number, since it is larger than the sum of its proper divisors (1).

6444329 is an equidigital number, since it uses as much as digits as its factorization.

6444329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 32.

The square root of 6444329 is about 2538.5682972888. The cubic root of 6444329 is about 186.0912278421.

The spelling of 6444329 in words is "six million, four hundred forty-four thousand, three hundred twenty-nine".