3232321 has 2 divisors, whose sum is σ = 3232322.
Its totient is φ = 3232320.
The previous prime is 3232319. The next prime is 3232373. The reversal of 3232321 is 1232323.
Adding to 3232321 its reverse (1232323), we get a palindrome (4464644).
It can be divided in two parts, 3232 and 321, that added together give a palindrome (3553).
3232321 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2356225 + 876096 = 1535^2 + 936^2
It is a cyclic number.
It is not a de Polignac number, because 3232321 - 21 = 3232319 is a prime.
Together with 3232319, it forms a pair of twin primes.
It is an alternating number because its digits alternate between odd and even.
3232321 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 3232295 and 3232304.
It is not a weakly prime, because it can be changed into another prime (3232301) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1616160 + 1616161.
It is an arithmetic number, because the mean of its divisors is an integer number (1616161).
Almost surely, 23232321 is an apocalyptic number.
It is an amenable number.
3232321 is a deficient number, since it is larger than the sum of its proper divisors (1).
3232321 is an equidigital number, since it uses as much as digits as its factorization.
3232321 is an evil number, because the sum of its binary digits is even.
The product of its digits is 216, while the sum is 16.
The square root of 3232321 is about 1797.8656790762.
The cubic root of 3232321 is about 147.8557304864.
The spelling of 3232321 in words is "three million, two hundred thirty-two thousand, three hundred twenty-one".