6328081 has 4 divisors (see below), whose sum is σ = 6333952. Its totient is φ = 6322212.

The previous prime is 6328067. The next prime is 6328099. The reversal of 6328081 is 1808236.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6328081 - 2⁹ = 6327569 is a prime.

It is a super-2 number, since 2×6328081² = 80089218285122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6328031) 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, 801 + ... + 3646.

It is an arithmetic number, because the mean of its divisors is an integer number (1583488).

Almost surely, 2^6328081 is an apocalyptic number.

It is an amenable number.

6328081 is a deficient number, since it is larger than the sum of its proper divisors (5871).

6328081 is a wasteful number, since it uses less digits than its factorization.

6328081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5870.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 6328081 is about 2515.5677291617. The cubic root of 6328081 is about 184.9654768791.

The spelling of 6328081 in words is "six million, three hundred twenty-eight thousand, eighty-one".