395387 has 4 divisors (see below), whose sum is σ = 399000. Its totient is φ = 391776.

The previous prime is 395383. The next prime is 395407. The reversal of 395387 is 783593.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 783593 = 257 ⋅3049.

It is a cyclic number.

It is not a de Polignac number, because 395387 - 2² = 395383 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 395387.

It is not an unprimeable number, because it can be changed into a prime (395383) 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, 1637 + ... + 1862.

It is an arithmetic number, because the mean of its divisors is an integer number (99750).

2³⁹⁵³⁸⁷ is an apocalyptic number.

395387 is a deficient number, since it is larger than the sum of its proper divisors (3613).

395387 is a wasteful number, since it uses less digits than its factorization.

395387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612.

The product of its digits is 22680, while the sum is 35.

The square root of 395387 is about 628.7980597934. The cubic root of 395387 is about 73.3962934968.

The spelling of 395387 in words is "three hundred ninety-five thousand, three hundred eighty-seven".