2432321 has 2 divisors, whose sum is σ = 2432322. Its totient is φ = 2432320.

The previous prime is 2432293. The next prime is 2432351. The reversal of 2432321 is 1232342.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1890625 + 541696 = 1375^2 + 736^2 .

It is a cyclic number.

It is not a de Polignac number, because 2432321 - 2⁶ = 2432257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2432321.

It is not a weakly prime, because it can be changed into another prime (2432351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1216160 + 1216161.

It is an arithmetic number, because the mean of its divisors is an integer number (1216161).

2^2432321 is an apocalyptic number.

It is an amenable number.

2432321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2432321 is an equidigital number, since it uses as much as digits as its factorization.

2432321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 17.

The square root of 2432321 is about 1559.5900102270. The cubic root of 2432321 is about 134.4849326460.

Adding to 2432321 its reverse (1232342), we get a palindrome (3664663).

The spelling of 2432321 in words is "two million, four hundred thirty-two thousand, three hundred twenty-one".