6775321 has 4 divisors (see below), whose sum is σ = 7743232. Its totient is φ = 5807412.

The previous prime is 6775273. The next prime is 6775337. The reversal of 6775321 is 1235776.

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.

It is a cyclic number.

It is not a de Polignac number, because 6775321 - 2⁷ = 6775193 is a prime.

It is a d-powerful number, because it can be written as 6⁵ + 7⁷ + 7⁸ + 5 + 3¹¹ + 2¹¹ + 1 .

It is not an unprimeable number, because it can be changed into a prime (6775121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483945 + ... + 483958.

It is an arithmetic number, because the mean of its divisors is an integer number (1935808).

Almost surely, 2^6775321 is an apocalyptic number.

It is an amenable number.

6775321 is a deficient number, since it is larger than the sum of its proper divisors (967911).

6775321 is an equidigital number, since it uses as much as digits as its factorization.

6775321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967910.

The product of its digits is 8820, while the sum is 31.

The square root of 6775321 is about 2602.9446786284. The cubic root of 6775321 is about 189.2241771314.

The spelling of 6775321 in words is "six million, seven hundred seventy-five thousand, three hundred twenty-one".