395777 has 8 divisors (see below), whose sum is σ = 433152. Its totient is φ = 360000.

The previous prime is 395767. The next prime is 395803. The reversal of 395777 is 777593.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 395777 - 2¹⁶ = 330241 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 395777.

It is not an unprimeable number, because it can be changed into a prime (395737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152 + ... + 902.

It is an arithmetic number, because the mean of its divisors is an integer number (54144).

2³⁹⁵⁷⁷⁷ is an apocalyptic number.

It is an amenable number.

395777 is a deficient number, since it is larger than the sum of its proper divisors (37375).

395777 is a wasteful number, since it uses less digits than its factorization.

395777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799.

The product of its digits is 46305, while the sum is 38.

The square root of 395777 is about 629.1080988193. The cubic root of 395777 is about 73.4204176655.

The spelling of 395777 in words is "three hundred ninety-five thousand, seven hundred seventy-seven".