395531533 has 2 divisors, whose sum is σ = 395531534. Its totient is φ = 395531532.

The previous prime is 395531489. The next prime is 395531567. The reversal of 395531533 is 335135593.

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., 387814249 + 7717284 = 19693^2 + 2778^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-395531533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 395531492 and 395531501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395531833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197765766 + 197765767.

It is an arithmetic number, because the mean of its divisors is an integer number (197765767).

Almost surely, 2^395531533 is an apocalyptic number.

It is an amenable number.

395531533 is a deficient number, since it is larger than the sum of its proper divisors (1).

395531533 is an equidigital number, since it uses as much as digits as its factorization.

395531533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 91125, while the sum is 37.

The square root of 395531533 is about 19887.9745826467. The cubic root of 395531533 is about 734.0523570123.

The spelling of 395531533 in words is "three hundred ninety-five million, five hundred thirty-one thousand, five hundred thirty-three".