34660321 has 2 divisors, whose sum is σ = 34660322. Its totient is φ = 34660320.

The previous prime is 34660319. The next prime is 34660343. The reversal of 34660321 is 12306643.

34660321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21986721 + 12673600 = 4689^2 + 3560^2 .

It is a cyclic number.

It is not a de Polignac number, because 34660321 - 2¹ = 34660319 is a prime.

Together with 34660319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34660361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17330160 + 17330161.

It is an arithmetic number, because the mean of its divisors is an integer number (17330161).

Almost surely, 2^34660321 is an apocalyptic number.

It is an amenable number.

34660321 is a deficient number, since it is larger than the sum of its proper divisors (1).

34660321 is an equidigital number, since it uses as much as digits as its factorization.

34660321 is an odious number, because the sum of its binary digits is odd.

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

The square root of 34660321 is about 5887.3016739420. The cubic root of 34660321 is about 326.0449867033.

Adding to 34660321 its reverse (12306643), we get a palindrome (46966964).

The spelling of 34660321 in words is "thirty-four million, six hundred sixty thousand, three hundred twenty-one".