339971 has 4 divisors (see below), whose sum is σ = 343200. Its totient is φ = 336744.

The previous prime is 339959. The next prime is 339991. The reversal of 339971 is 179933.

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: 179933 = 13 ⋅13841.

It is a cyclic number.

It is not a de Polignac number, because 339971 - 2⁶ = 339907 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (339991) 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, 1451 + ... + 1668.

It is an arithmetic number, because the mean of its divisors is an integer number (85800).

2³³⁹⁹⁷¹ is an apocalyptic number.

339971 is a deficient number, since it is larger than the sum of its proper divisors (3229).

339971 is a wasteful number, since it uses less digits than its factorization.

339971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3228.

The product of its digits is 5103, while the sum is 32.

The square root of 339971 is about 583.0703216594. The cubic root of 339971 is about 69.7933360359.

The spelling of 339971 in words is "three hundred thirty-nine thousand, nine hundred seventy-one".