395699 has 4 divisors (see below), whose sum is σ = 397440. Its totient is φ = 393960.

The previous prime is 395687. The next prime is 395701. The reversal of 395699 is 996593.

It is a happy number.

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 395699 - 2⁸ = 395443 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 395699.

It is not an unprimeable number, because it can be changed into a prime (392699) 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, 467 + ... + 1004.

It is an arithmetic number, because the mean of its divisors is an integer number (99360).

2³⁹⁵⁶⁹⁹ is an apocalyptic number.

395699 is a deficient number, since it is larger than the sum of its proper divisors (1741).

395699 is a wasteful number, since it uses less digits than its factorization.

395699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740.

The product of its digits is 65610, while the sum is 41.

The square root of 395699 is about 629.0461032389. The cubic root of 395699 is about 73.4155941000.

The spelling of 395699 in words is "three hundred ninety-five thousand, six hundred ninety-nine".