395867 has 4 divisors (see below), whose sum is σ = 397800. Its totient is φ = 393936.

The previous prime is 395851. The next prime is 395873. The reversal of 395867 is 768593.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 395867 - 2⁴ = 395851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 395867.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 395867.

It is not an unprimeable number, because it can be changed into a prime (395887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617 + ... + 1082.

It is an arithmetic number, because the mean of its divisors is an integer number (99450).

2³⁹⁵⁸⁶⁷ is an apocalyptic number.

395867 is a deficient number, since it is larger than the sum of its proper divisors (1933).

395867 is a wasteful number, since it uses less digits than its factorization.

395867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932.

The product of its digits is 45360, while the sum is 38.

The square root of 395867 is about 629.1796245906. The cubic root of 395867 is about 73.4259825306.

It can be divided in two parts, 39586 and 7, that added together give a palindrome (39593).

The spelling of 395867 in words is "three hundred ninety-five thousand, eight hundred sixty-seven".