395303347 has 2 divisors, whose sum is σ = 395303348. Its totient is φ = 395303346.

The previous prime is 395303327. The next prime is 395303393. The reversal of 395303347 is 743303593.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395303347 - 2⁷ = 395303219 is a prime.

It is a super-2 number, since 2×395303347² = 312529472298804818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (395303317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197651673 + 197651674.

It is an arithmetic number, because the mean of its divisors is an integer number (197651674).

Almost surely, 2^395303347 is an apocalyptic number.

395303347 is a deficient number, since it is larger than the sum of its proper divisors (1).

395303347 is an equidigital number, since it uses as much as digits as its factorization.

395303347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 37.

The square root of 395303347 is about 19882.2369717293. The cubic root of 395303347 is about 733.9111692027.

The spelling of 395303347 in words is "three hundred ninety-five million, three hundred three thousand, three hundred forty-seven".