418343 has 2 divisors, whose sum is σ = 418344. Its totient is φ = 418342.

The previous prime is 418339. The next prime is 418349. The reversal of 418343 is 343814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 418343 - 2² = 418339 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (418349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209171 + 209172.

It is an arithmetic number, because the mean of its divisors is an integer number (209172).

2⁴¹⁸³⁴³ is an apocalyptic number.

418343 is a deficient number, since it is larger than the sum of its proper divisors (1).

418343 is an equidigital number, since it uses as much as digits as its factorization.

418343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 418343 is about 646.7944031916. The cubic root of 418343 is about 74.7901094570.

Subtracting from 418343 its reverse (343814), we obtain a square (74529 = 273²).

The spelling of 418343 in words is "four hundred eighteen thousand, three hundred forty-three".