338399 has 4 divisors (see below), whose sum is σ = 353136. Its totient is φ = 323664.

The previous prime is 338389. The next prime is 338407. The reversal of 338399 is 993833.

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 338399 - 2⁴ = 338383 is a prime.

It is a super-2 number, since 2×338399² = 229027766402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 338399.

It is not an unprimeable number, because it can be changed into a prime (338309) 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, 7334 + ... + 7379.

It is an arithmetic number, because the mean of its divisors is an integer number (88284).

2³³⁸³⁹⁹ is an apocalyptic number.

338399 is a deficient number, since it is larger than the sum of its proper divisors (14737).

338399 is a wasteful number, since it uses less digits than its factorization.

338399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14736.

The product of its digits is 17496, while the sum is 35.

The square root of 338399 is about 581.7207233716. The cubic root of 338399 is about 69.6855967829.

It can be divided in two parts, 338 and 399, that added together give a palindrome (737).

The spelling of 338399 in words is "three hundred thirty-eight thousand, three hundred ninety-nine".