6328999 has 4 divisors (see below), whose sum is σ = 6405336. Its totient is φ = 6252664.

The previous prime is 6328997. The next prime is 6329023. The reversal of 6328999 is 9998236.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6328999 - 2¹ = 6328997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6328997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38044 + ... + 38209.

It is an arithmetic number, because the mean of its divisors is an integer number (1601334).

Almost surely, 2^6328999 is an apocalyptic number.

6328999 is a deficient number, since it is larger than the sum of its proper divisors (76337).

6328999 is an equidigital number, since it uses as much as digits as its factorization.

6328999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76336.

The product of its digits is 209952, while the sum is 46.

The square root of 6328999 is about 2515.7501863261. The cubic root of 6328999 is about 184.9744206173.

The spelling of 6328999 in words is "six million, three hundred twenty-eight thousand, nine hundred ninety-nine".