328211671 has 2 divisors, whose sum is σ = 328211672. Its totient is φ = 328211670.

The previous prime is 328211617. The next prime is 328211699. The reversal of 328211671 is 176112823.

Together with previous prime (328211617) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328211671 - 2¹⁹ = 327687383 is a prime.

It is a super-2 number, since 2×328211671² = 215445801961224482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328212671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164105835 + 164105836.

It is an arithmetic number, because the mean of its divisors is an integer number (164105836).

Almost surely, 2^328211671 is an apocalyptic number.

328211671 is a deficient number, since it is larger than the sum of its proper divisors (1).

328211671 is an equidigital number, since it uses as much as digits as its factorization.

328211671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 31.

The square root of 328211671 is about 18116.6131216627. The cubic root of 328211671 is about 689.7917673122.

The spelling of 328211671 in words is "three hundred twenty-eight million, two hundred eleven thousand, six hundred seventy-one".