328444867 has 2 divisors, whose sum is σ = 328444868. Its totient is φ = 328444866.

The previous prime is 328444859. The next prime is 328444927. The reversal of 328444867 is 768444823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328444867 - 2³ = 328444859 is a prime.

It is not a weakly prime, because it can be changed into another prime (328444817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164222433 + 164222434.

It is an arithmetic number, because the mean of its divisors is an integer number (164222434).

Almost surely, 2^328444867 is an apocalyptic number.

328444867 is a deficient number, since it is larger than the sum of its proper divisors (1).

328444867 is an equidigital number, since it uses as much as digits as its factorization.

328444867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1032192, while the sum is 46.

The square root of 328444867 is about 18123.0479500552. The cubic root of 328444867 is about 689.9550954464.

The spelling of 328444867 in words is "three hundred twenty-eight million, four hundred forty-four thousand, eight hundred sixty-seven".