328617587 has 2 divisors, whose sum is σ = 328617588. Its totient is φ = 328617586.

The previous prime is 328617571. The next prime is 328617593. The reversal of 328617587 is 785716823.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328617587 - 2⁴ = 328617571 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (328617517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164308793 + 164308794.

It is an arithmetic number, because the mean of its divisors is an integer number (164308794).

Almost surely, 2^328617587 is an apocalyptic number.

328617587 is a deficient number, since it is larger than the sum of its proper divisors (1).

328617587 is an equidigital number, since it uses as much as digits as its factorization.

328617587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 47.

The square root of 328617587 is about 18127.8125266122. The cubic root of 328617587 is about 690.0760169698.

The spelling of 328617587 in words is "three hundred twenty-eight million, six hundred seventeen thousand, five hundred eighty-seven".