338398 has 4 divisors (see below), whose sum is σ = 507600. Its totient is φ = 169198.

The previous prime is 338389. The next prime is 338407. The reversal of 338398 is 893833.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 893833 = 61 ⋅14653.

It is an interprime number because it is at equal distance from previous prime (338389) and next prime (338407).

It is a super-2 number, since 2×338398² = 229026412808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

338398 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 84598 + ... + 84601.

It is an arithmetic number, because the mean of its divisors is an integer number (126900).

2³³⁸³⁹⁸ is an apocalyptic number.

338398 is a deficient number, since it is larger than the sum of its proper divisors (169202).

338398 is a wasteful number, since it uses less digits than its factorization.

338398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169201.

The product of its digits is 15552, while the sum is 34.

The square root of 338398 is about 581.7198638520. The cubic root of 338398 is about 69.6855281404.

It can be divided in two parts, 3383 and 98, that added together give a square (3481 = 59²).

The spelling of 338398 in words is "three hundred thirty-eight thousand, three hundred ninety-eight".