339969 has 8 divisors (see below), whose sum is σ = 518080. Its totient is φ = 194256.

The previous prime is 339959. The next prime is 339991. The reversal of 339969 is 969933.

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

It is not a de Polignac number, because 339969 - 2⁷ = 339841 is a prime.

It is a super-2 number, since 2×339969² = 231157841922, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3 + 3⁵ + 9 + 9³ + 6⁷ + 9⁵ .

It is a Duffinian number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (339959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8074 + ... + 8115.

It is an arithmetic number, because the mean of its divisors is an integer number (64760).

It is a Proth number, since it is equal to 83 ⋅ 2¹² + 1 and 83 < 2¹².

2³³⁹⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

339969 is a deficient number, since it is larger than the sum of its proper divisors (178111).

339969 is a wasteful number, since it uses less digits than its factorization.

339969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16199.

The product of its digits is 39366, while the sum is 39.

The square root of 339969 is about 583.0686065979. The cubic root of 339969 is about 69.7931991743.

The spelling of 339969 in words is "three hundred thirty-nine thousand, nine hundred sixty-nine".