406734343 has 2 divisors, whose sum is σ = 406734344. Its totient is φ = 406734342.

The previous prime is 406734337. The next prime is 406734359. The reversal of 406734343 is 343437604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 406734343 - 2¹⁷ = 406603271 is a prime.

It is equal to p_21676039 and since 406734343 and 21676039 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 406734299 and 406734308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406734143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203367171 + 203367172.

It is an arithmetic number, because the mean of its divisors is an integer number (203367172).

Almost surely, 2^406734343 is an apocalyptic number.

406734343 is a deficient number, since it is larger than the sum of its proper divisors (1).

406734343 is an equidigital number, since it uses as much as digits as its factorization.

406734343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 34.

The square root of 406734343 is about 20167.6558627918. The cubic root of 406734343 is about 740.9182313340.

The spelling of 406734343 in words is "four hundred six million, seven hundred thirty-four thousand, three hundred forty-three".