838200343 has 2 divisors, whose sum is σ = 838200344. Its totient is φ = 838200342.

The previous prime is 838200323. The next prime is 838200347. The reversal of 838200343 is 343002838.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-838200343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (838200347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419100171 + 419100172.

It is an arithmetic number, because the mean of its divisors is an integer number (419100172).

Almost surely, 2^838200343 is an apocalyptic number.

838200343 is a deficient number, since it is larger than the sum of its proper divisors (1).

838200343 is an equidigital number, since it uses as much as digits as its factorization.

838200343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 838200343 is about 28951.6898125135. The cubic root of 838200343 is about 942.8644864190.

The spelling of 838200343 in words is "eight hundred thirty-eight million, two hundred thousand, three hundred forty-three".