338989 has 8 divisors (see below), whose sum is σ = 392960. Its totient is φ = 286416.

The previous prime is 338959. The next prime is 338993. The reversal of 338989 is 989833.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 338989 - 2⁹ = 338477 is a prime.

It is a super-2 number, since 2×338989² = 229827084242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247 + ... + 859.

It is an arithmetic number, because the mean of its divisors is an integer number (49120).

2³³⁸⁹⁸⁹ is an apocalyptic number.

It is an amenable number.

338989 is a deficient number, since it is larger than the sum of its proper divisors (53971).

338989 is an equidigital number, since it uses as much as digits as its factorization.

338989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699.

The product of its digits is 46656, while the sum is 40.

The square root of 338989 is about 582.2276187197. The cubic root of 338989 is about 69.7260723071.

The spelling of 338989 in words is "three hundred thirty-eight thousand, nine hundred eighty-nine".