326542241 has 2 divisors, whose sum is σ = 326542242. Its totient is φ = 326542240.

The previous prime is 326542217. The next prime is 326542243. The reversal of 326542241 is 142245623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252651025 + 73891216 = 15895^2 + 8596^2 .

It is a cyclic number.

It is not a de Polignac number, because 326542241 - 2¹⁰ = 326541217 is a prime.

Together with 326542243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (326542243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163271120 + 163271121.

It is an arithmetic number, because the mean of its divisors is an integer number (163271121).

Almost surely, 2^326542241 is an apocalyptic number.

It is an amenable number.

326542241 is a deficient number, since it is larger than the sum of its proper divisors (1).

326542241 is an equidigital number, since it uses as much as digits as its factorization.

326542241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 29.

The square root of 326542241 is about 18070.4798220745. The cubic root of 326542241 is about 688.6202499099.

Adding to 326542241 its reverse (142245623), we get a palindrome (468787864).

The spelling of 326542241 in words is "three hundred twenty-six million, five hundred forty-two thousand, two hundred forty-one".