6774321 has 8 divisors (see below), whose sum is σ = 9185760. Its totient is φ = 4439552.

The previous prime is 6774319. The next prime is 6774331. The reversal of 6774321 is 1234776.

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 6774321 - 2¹ = 6774319 is a prime.

It is a super-2 number, since 2×6774321² = 91782850022082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6774331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18960 + ... + 19313.

It is an arithmetic number, because the mean of its divisors is an integer number (1148220).

Almost surely, 2^6774321 is an apocalyptic number.

It is an amenable number.

6774321 is a deficient number, since it is larger than the sum of its proper divisors (2411439).

6774321 is a wasteful number, since it uses less digits than its factorization.

6774321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38335.

The product of its digits is 7056, while the sum is 30.

The square root of 6774321 is about 2602.7525814030. The cubic root of 6774321 is about 189.2148671918.

The spelling of 6774321 in words is "six million, seven hundred seventy-four thousand, three hundred twenty-one".