4323321 has 16 divisors (see below), whose sum is σ = 6782400. Its totient is φ = 2712384.

The previous prime is 4323313. The next prime is 4323323. The reversal of 4323321 is 1233234.

It is not a de Polignac number, because 4323321 - 2³ = 4323313 is a prime.

It is a super-3 number, since 3×4323321³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

4323321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4323294 and 4323303.

It is not an unprimeable number, because it can be changed into a prime (4323323) 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, 4251 + ... + 5168.

It is an arithmetic number, because the mean of its divisors is an integer number (423900).

Almost surely, 2^4323321 is an apocalyptic number.

It is an amenable number.

4323321 is a deficient number, since it is larger than the sum of its proper divisors (2459079).

4323321 is a wasteful number, since it uses less digits than its factorization.

4323321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9445 (or 9439 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 4323321 is about 2079.2597240364. The cubic root of 4323321 is about 162.9067804767.

Adding to 4323321 its reverse (1233234), we get a palindrome (5556555).

The spelling of 4323321 in words is "four million, three hundred twenty-three thousand, three hundred twenty-one".