338817 has 4 divisors (see below), whose sum is σ = 451760. Its totient is φ = 225876.

The previous prime is 338803. The next prime is 338839. The reversal of 338817 is 718833.

338817 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 718833 = 3 ⋅239611.

It is not a de Polignac number, because 338817 - 2⁶ = 338753 is a prime.

It is a super-2 number, since 2×338817² = 229593918978, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

338817 is strictly pandigital in base 7.

338817 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 338817.

It is not an unprimeable number, because it can be changed into a prime (338857) 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, 56467 + ... + 56472.

It is an arithmetic number, because the mean of its divisors is an integer number (112940).

2³³⁸⁸¹⁷ is an apocalyptic number.

It is an amenable number.

338817 is a deficient number, since it is larger than the sum of its proper divisors (112943).

338817 is a wasteful number, since it uses less digits than its factorization.

338817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112942.

The product of its digits is 4032, while the sum is 30.

The square root of 338817 is about 582.0798914238. The cubic root of 338817 is about 69.7142775160.

The spelling of 338817 in words is "three hundred thirty-eight thousand, eight hundred seventeen".