343799047 has 2 divisors, whose sum is σ = 343799048. Its totient is φ = 343799046.

The previous prime is 343799039. The next prime is 343799069. The reversal of 343799047 is 740997343.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343799047 - 2³ = 343799039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343798988 and 343799006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343799017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171899523 + 171899524.

It is an arithmetic number, because the mean of its divisors is an integer number (171899524).

Almost surely, 2^343799047 is an apocalyptic number.

343799047 is a deficient number, since it is larger than the sum of its proper divisors (1).

343799047 is an equidigital number, since it uses as much as digits as its factorization.

343799047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 46.

The square root of 343799047 is about 18541.8188697873. The cubic root of 343799047 is about 700.5431478365.

The spelling of 343799047 in words is "three hundred forty-three million, seven hundred ninety-nine thousand, forty-seven".