328323887 has 2 divisors, whose sum is σ = 328323888. Its totient is φ = 328323886.

The previous prime is 328323797. The next prime is 328323889. The reversal of 328323887 is 788323823.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328323887 - 2⁸ = 328323631 is a prime.

Together with 328323889, 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 (328323889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164161943 + 164161944.

It is an arithmetic number, because the mean of its divisors is an integer number (164161944).

Almost surely, 2^328323887 is an apocalyptic number.

328323887 is a deficient number, since it is larger than the sum of its proper divisors (1).

328323887 is an equidigital number, since it uses as much as digits as its factorization.

328323887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 44.

The square root of 328323887 is about 18119.7099038588. The cubic root of 328323887 is about 689.8703719240.

The spelling of 328323887 in words is "three hundred twenty-eight million, three hundred twenty-three thousand, eight hundred eighty-seven".