6705321 has 16 divisors (see below), whose sum is σ = 10343424. Its totient is φ = 3784464.

The previous prime is 6705299. The next prime is 6705323. The reversal of 6705321 is 1235076.

It is not a de Polignac number, because 6705321 - 2¹⁰ = 6704297 is a prime.

It is a super-3 number, since 3×6705321³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 6705291 and 6705300.

It is not an unprimeable number, because it can be changed into a prime (6705323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181 + ... + 3666.

It is an arithmetic number, because the mean of its divisors is an integer number (646464).

Almost surely, 2^6705321 is an apocalyptic number.

It is an amenable number.

6705321 is a deficient number, since it is larger than the sum of its proper divisors (3638103).

6705321 is a wasteful number, since it uses less digits than its factorization.

6705321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 6705321 is about 2589.4634579387. The cubic root of 6705321 is about 188.5702562075.

The spelling of 6705321 in words is "six million, seven hundred five thousand, three hundred twenty-one".