326351 has 2 divisors, whose sum is σ = 326352. Its totient is φ = 326350.

The previous prime is 326323. The next prime is 326353. The reversal of 326351 is 153623.

It is a strong prime.

It is an emirp because it is prime and its reverse (153623) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326351 is a prime.

Together with 326353, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326353) 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, 163175 + 163176.

It is an arithmetic number, because the mean of its divisors is an integer number (163176).

2³²⁶³⁵¹ is an apocalyptic number.

326351 is a deficient number, since it is larger than the sum of its proper divisors (1).

326351 is an equidigital number, since it uses as much as digits as its factorization.

326351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 20.

The square root of 326351 is about 571.2713890963. The cubic root of 326351 is about 68.8485792428.

Adding to 326351 its reverse (153623), we get a palindrome (479974).

The spelling of 326351 in words is "three hundred twenty-six thousand, three hundred fifty-one".