395445241 has 2 divisors, whose sum is σ = 395445242. Its totient is φ = 395445240.

The previous prime is 395445223. The next prime is 395445277. The reversal of 395445241 is 142544593.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327465216 + 67980025 = 18096^2 + 8245^2 .

It is a cyclic number.

It is not a de Polignac number, because 395445241 - 2⁹ = 395444729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 395445241.

It is not a weakly prime, because it can be changed into another prime (395445541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197722620 + 197722621.

It is an arithmetic number, because the mean of its divisors is an integer number (197722621).

Almost surely, 2^395445241 is an apocalyptic number.

It is an amenable number.

395445241 is a deficient number, since it is larger than the sum of its proper divisors (1).

395445241 is an equidigital number, since it uses as much as digits as its factorization.

395445241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 37.

The square root of 395445241 is about 19885.8050126214. The cubic root of 395445241 is about 733.9989710850.

The spelling of 395445241 in words is "three hundred ninety-five million, four hundred forty-five thousand, two hundred forty-one".