338979 has 12 divisors (see below), whose sum is σ = 478536. Its totient is φ = 213408.

The previous prime is 338959. The next prime is 338993. The reversal of 338979 is 979833.

It is a happy number.

It is not a de Polignac number, because 338979 - 2⁷ = 338851 is a prime.

It is a super-2 number, since 2×338979² = 229813524882, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 927 + ... + 1239.

It is an arithmetic number, because the mean of its divisors is an integer number (39878).

2³³⁸⁹⁷⁹ is an apocalyptic number.

338979 is a deficient number, since it is larger than the sum of its proper divisors (139557).

338979 is a wasteful number, since it uses less digits than its factorization.

338979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 335 counting only the distinct ones).

The product of its digits is 40824, while the sum is 39.

The square root of 338979 is about 582.2190309497. The cubic root of 338979 is about 69.7253866727.

The spelling of 338979 in words is "three hundred thirty-eight thousand, nine hundred seventy-nine".