395229 has 4 divisors (see below), whose sum is σ = 526976. Its totient is φ = 263484.

The previous prime is 395201. The next prime is 395231. The reversal of 395229 is 922593.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 395229 - 2⁹ = 394717 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 395196 and 395205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65869 + ... + 65874.

It is an arithmetic number, because the mean of its divisors is an integer number (131744).

2³⁹⁵²²⁹ is an apocalyptic number.

It is an amenable number.

395229 is a deficient number, since it is larger than the sum of its proper divisors (131747).

395229 is a wasteful number, since it uses less digits than its factorization.

395229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131746.

The product of its digits is 4860, while the sum is 30.

The square root of 395229 is about 628.6724107196. The cubic root of 395229 is about 73.3865156004.

The spelling of 395229 in words is "three hundred ninety-five thousand, two hundred twenty-nine".