338508 has 18 divisors (see below), whose sum is σ = 855764. Its totient is φ = 112824.

The previous prime is 338497. The next prime is 338531. The reversal of 338508 is 805833.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×338508² = 229175332128, which contains 22 as substring.

It is an unprimeable number.

338508 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4666 + ... + 4737.

2³³⁸⁵⁰⁸ is an apocalyptic number.

It is an amenable number.

338508 is an abundant number, since it is smaller than the sum of its proper divisors (517256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338508 is a wasteful number, since it uses less digits than its factorization.

338508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9413 (or 9408 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 338508 is about 581.8144033968. The cubic root of 338508 is about 69.6930780054.

The spelling of 338508 in words is "three hundred thirty-eight thousand, five hundred eight".