332416321 has 2 divisors, whose sum is σ = 332416322. Its totient is φ = 332416320.

The previous prime is 332416291. The next prime is 332416369. The reversal of 332416321 is 123614233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314565696 + 17850625 = 17736^2 + 4225^2 .

It is a cyclic number.

It is not a de Polignac number, because 332416321 - 2¹¹ = 332414273 is a prime.

It is a super-2 number, since 2×332416321² = 221001220934350082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (332416921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166208160 + 166208161.

It is an arithmetic number, because the mean of its divisors is an integer number (166208161).

Almost surely, 2^332416321 is an apocalyptic number.

It is an amenable number.

332416321 is a deficient number, since it is larger than the sum of its proper divisors (1).

332416321 is an equidigital number, since it uses as much as digits as its factorization.

332416321 is an odious number, because the sum of its binary digits is odd.

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

The square root of 332416321 is about 18232.2878706980. The cubic root of 332416321 is about 692.7248695623.

The spelling of 332416321 in words is "three hundred thirty-two million, four hundred sixteen thousand, three hundred twenty-one".