328364957 has 2 divisors, whose sum is σ = 328364958. Its totient is φ = 328364956.

The previous prime is 328364921. The next prime is 328364969. The reversal of 328364957 is 759463823.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220641316 + 107723641 = 14854^2 + 10379^2 .

It is a cyclic number.

It is not a de Polignac number, because 328364957 - 2⁶ = 328364893 is a prime.

It is a super-2 number, since 2×328364957² = 215647089971223698, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328364657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164182478 + 164182479.

It is an arithmetic number, because the mean of its divisors is an integer number (164182479).

Almost surely, 2^328364957 is an apocalyptic number.

It is an amenable number.

328364957 is a deficient number, since it is larger than the sum of its proper divisors (1).

328364957 is an equidigital number, since it uses as much as digits as its factorization.

328364957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 47.

The square root of 328364957 is about 18120.8431647095. The cubic root of 328364957 is about 689.8991359951.

The spelling of 328364957 in words is "three hundred twenty-eight million, three hundred sixty-four thousand, nine hundred fifty-seven".