339812819 has 2 divisors, whose sum is σ = 339812820. Its totient is φ = 339812818.

The previous prime is 339812791. The next prime is 339812849. The reversal of 339812819 is 918218933.

It is a weak prime.

It is an emirp because it is prime and its reverse (918218933) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 339812819 - 2⁸ = 339812563 is a prime.

It is a super-2 number, since 2×339812819² = 230945503913453522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 339812819.

It is not a weakly prime, because it can be changed into another prime (339812849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169906409 + 169906410.

It is an arithmetic number, because the mean of its divisors is an integer number (169906410).

Almost surely, 2^339812819 is an apocalyptic number.

339812819 is a deficient number, since it is larger than the sum of its proper divisors (1).

339812819 is an equidigital number, since it uses as much as digits as its factorization.

339812819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 44.

The square root of 339812819 is about 18434.0125583119. The cubic root of 339812819 is about 697.8250992393.

The spelling of 339812819 in words is "three hundred thirty-nine million, eight hundred twelve thousand, eight hundred nineteen".