395475953 has 2 divisors, whose sum is σ = 395475954. Its totient is φ = 395475952.

The previous prime is 395475919. The next prime is 395476061. The reversal of 395475953 is 359574593.

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., 342361009 + 53114944 = 18503^2 + 7288^2 .

It is a cyclic number.

It is not a de Polignac number, because 395475953 - 2¹⁰ = 395474929 is a prime.

It is not a weakly prime, because it can be changed into another prime (395475853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197737976 + 197737977.

It is an arithmetic number, because the mean of its divisors is an integer number (197737977).

Almost surely, 2^395475953 is an apocalyptic number.

It is an amenable number.

395475953 is a deficient number, since it is larger than the sum of its proper divisors (1).

395475953 is an equidigital number, since it uses as much as digits as its factorization.

395475953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2551500, while the sum is 50.

The square root of 395475953 is about 19886.5772067493. The cubic root of 395475953 is about 734.0179724456.

The spelling of 395475953 in words is "three hundred ninety-five million, four hundred seventy-five thousand, nine hundred fifty-three".