395765 has 4 divisors (see below), whose sum is σ = 474924. Its totient is φ = 316608.

The previous prime is 395749. The next prime is 395767. The reversal of 395765 is 567593.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 567593 = 13 ⋅43661.

It can be written as a sum of positive squares in 2 ways, for example, as 228484 + 167281 = 478^2 + 409^2 .

It is a cyclic number.

It is not a de Polignac number, because 395765 - 2⁴ = 395749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 395765.

It is not an unprimeable number, because it can be changed into a prime (395767) 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, 39572 + ... + 39581.

It is an arithmetic number, because the mean of its divisors is an integer number (118731).

2³⁹⁵⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

395765 is a deficient number, since it is larger than the sum of its proper divisors (79159).

395765 is an equidigital number, since it uses as much as digits as its factorization.

395765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79158.

The product of its digits is 28350, while the sum is 35.

The square root of 395765 is about 629.0985614353. The cubic root of 395765 is about 73.4196756198.

The spelling of 395765 in words is "three hundred ninety-five thousand, seven hundred sixty-five".