6329389 has 18 divisors (see below), whose sum is σ = 7431242. Its totient is φ = 5385600.

The previous prime is 6329387. The next prime is 6329417. The reversal of 6329389 is 9839236.

It can be written as a sum of positive squares in 3 ways, for example, as 736164 + 5593225 = 858^2 + 2365^2 .

It is not a de Polignac number, because 6329389 - 2¹ = 6329387 is a prime.

It is a super-2 number, since 2×6329389² = 80122330226642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6329387) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 34879 + ... + 35059.

Almost surely, 2^6329389 is an apocalyptic number.

It is an amenable number.

6329389 is a deficient number, since it is larger than the sum of its proper divisors (1101853).

6329389 is a wasteful number, since it uses less digits than its factorization.

6329389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237 (or 209 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 6329389 is about 2515.8276968028. The cubic root of 6329389 is about 184.9782199828.

The spelling of 6329389 in words is "six million, three hundred twenty-nine thousand, three hundred eighty-nine".