328156667 has 2 divisors, whose sum is σ = 328156668. Its totient is φ = 328156666.

The previous prime is 328156649. The next prime is 328156691. The reversal of 328156667 is 766651823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328156667 - 2⁶ = 328156603 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (328153667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164078333 + 164078334.

It is an arithmetic number, because the mean of its divisors is an integer number (164078334).

Almost surely, 2^328156667 is an apocalyptic number.

328156667 is a deficient number, since it is larger than the sum of its proper divisors (1).

328156667 is an equidigital number, since it uses as much as digits as its factorization.

328156667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 44.

The square root of 328156667 is about 18115.0950038911. The cubic root of 328156667 is about 689.7532317884.

It can be divided in two parts, 328156 and 667, that added together give a palindrome (328823).

The spelling of 328156667 in words is "three hundred twenty-eight million, one hundred fifty-six thousand, six hundred sixty-seven".