338395 has 4 divisors (see below), whose sum is σ = 406080. Its totient is φ = 270712.

The previous prime is 338389. The next prime is 338407. The reversal of 338395 is 593833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 593833 = 29 ⋅20477.

It is a cyclic number.

It is not a de Polignac number, because 338395 - 2⁷ = 338267 is a prime.

It is a super-2 number, since 2×338395² = 229022352050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33835 + ... + 33844.

It is an arithmetic number, because the mean of its divisors is an integer number (101520).

2³³⁸³⁹⁵ is an apocalyptic number.

338395 is a deficient number, since it is larger than the sum of its proper divisors (67685).

338395 is an equidigital number, since it uses as much as digits as its factorization.

338395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67684.

The product of its digits is 9720, while the sum is 31.

The square root of 338395 is about 581.7172852856. The cubic root of 338395 is about 69.6853222120.

The spelling of 338395 in words is "three hundred thirty-eight thousand, three hundred ninety-five".