6328281 has 8 divisors (see below), whose sum is σ = 8580960. Its totient is φ = 4147232.

The previous prime is 6328261. The next prime is 6328291. The reversal of 6328281 is 1828236.

6328281 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6328281 - 2⁵ = 6328249 is a prime.

It is a super-2 number, since 2×6328281² = 80094280829922, which contains 22 as substring.

It is a Curzon number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (6328261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17700 + ... + 18053.

It is an arithmetic number, because the mean of its divisors is an integer number (1072620).

Almost surely, 2^6328281 is an apocalyptic number.

It is an amenable number.

6328281 is a deficient number, since it is larger than the sum of its proper divisors (2252679).

6328281 is a wasteful number, since it uses less digits than its factorization.

6328281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35815.

The product of its digits is 4608, while the sum is 30.

The square root of 6328281 is about 2515.6074813055. The cubic root of 6328281 is about 184.9674254797.

The spelling of 6328281 in words is "six million, three hundred twenty-eight thousand, two hundred eighty-one".