6413321 has 16 divisors (see below), whose sum is σ = 7022400. Its totient is φ = 5842368.

The previous prime is 6413287. The next prime is 6413333. The reversal of 6413321 is 1233146.

It is a cyclic number.

It is not a de Polignac number, because 6413321 - 2¹⁴ = 6396937 is a prime.

It is a super-2 number, since 2×6413321² = 82261372498082, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6413293 and 6413302.

It is not an unprimeable number, because it can be changed into a prime (6413821) 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, 46070 + ... + 46208.

It is an arithmetic number, because the mean of its divisors is an integer number (438900).

Almost surely, 2^6413321 is an apocalyptic number.

It is an amenable number.

6413321 is a deficient number, since it is larger than the sum of its proper divisors (609079).

6413321 is a wasteful number, since it uses less digits than its factorization.

6413321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248.

The product of its digits is 432, while the sum is 20.

The square root of 6413321 is about 2532.4535533747. The cubic root of 6413321 is about 185.7922778366.

Adding to 6413321 its reverse (1233146), we get a palindrome (7646467).

The spelling of 6413321 in words is "six million, four hundred thirteen thousand, three hundred twenty-one".