395803 has 2 divisors, whose sum is σ = 395804. Its totient is φ = 395802.

The previous prime is 395767. The next prime is 395849. The reversal of 395803 is 308593.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395803 - 2¹⁷ = 264731 is a prime.

395803 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (395873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197901 + 197902.

It is an arithmetic number, because the mean of its divisors is an integer number (197902).

2³⁹⁵⁸⁰³ is an apocalyptic number.

395803 is a deficient number, since it is larger than the sum of its proper divisors (1).

395803 is an equidigital number, since it uses as much as digits as its factorization.

395803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 395803 is about 629.1287626551. The cubic root of 395803 is about 73.4220253799.

The spelling of 395803 in words is "three hundred ninety-five thousand, eight hundred three".