395601329 has 2 divisors, whose sum is σ = 395601330. Its totient is φ = 395601328.

The previous prime is 395601319. The next prime is 395601341. The reversal of 395601329 is 923106593.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201640000 + 193961329 = 14200^2 + 13927^2 .

It is a cyclic number.

It is not a de Polignac number, because 395601329 - 2¹⁶ = 395535793 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 395601292 and 395601301.

It is not a weakly prime, because it can be changed into another prime (395601319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197800664 + 197800665.

It is an arithmetic number, because the mean of its divisors is an integer number (197800665).

Almost surely, 2^395601329 is an apocalyptic number.

It is an amenable number.

395601329 is a deficient number, since it is larger than the sum of its proper divisors (1).

395601329 is an equidigital number, since it uses as much as digits as its factorization.

395601329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 395601329 is about 19889.7292339539. The cubic root of 395601329 is about 734.0955317453.

The spelling of 395601329 in words is "three hundred ninety-five million, six hundred one thousand, three hundred twenty-nine".