6364321 has 4 divisors (see below), whose sum is σ = 6369712. Its totient is φ = 6358932.

The previous prime is 6364291. The next prime is 6364339. The reversal of 6364321 is 1234636.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6364321 - 2²¹ = 4267169 is a prime.

It is a d-powerful number, because it can be written as 6 + 3¹² + 6⁴ + 4¹⁰ + 3¹⁴ + 2⁵ + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6364381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75 + ... + 3568.

It is an arithmetic number, because the mean of its divisors is an integer number (1592428).

Almost surely, 2^6364321 is an apocalyptic number.

It is an amenable number.

6364321 is a deficient number, since it is larger than the sum of its proper divisors (5391).

6364321 is a wasteful number, since it uses less digits than its factorization.

6364321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5390.

The product of its digits is 2592, while the sum is 25.

The square root of 6364321 is about 2522.7605910986. The cubic root of 6364321 is about 185.3178951163.

Adding to 6364321 its reverse (1234636), we get a palindrome (7598957).

The spelling of 6364321 in words is "six million, three hundred sixty-four thousand, three hundred twenty-one".