343423 has 2 divisors, whose sum is σ = 343424. Its totient is φ = 343422.

The previous prime is 343411. The next prime is 343433. The reversal of 343423 is 324343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343423 - 2⁵ = 343391 is a prime.

It is a d-powerful number, because it can be written as 3⁵ + 4⁴ + 4⁹ + 3⁹ + 2¹¹ + 3¹⁰ .

343423 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 343423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171711 + 171712.

It is an arithmetic number, because the mean of its divisors is an integer number (171712).

2³⁴³⁴²³ is an apocalyptic number.

343423 is a deficient number, since it is larger than the sum of its proper divisors (1).

343423 is an equidigital number, since it uses as much as digits as its factorization.

343423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 19.

The square root of 343423 is about 586.0230370898. The cubic root of 343423 is about 70.0287636893.

Adding to 343423 its reverse (324343), we get a palindrome (667766).

The spelling of 343423 in words is "three hundred forty-three thousand, four hundred twenty-three", and thus it is an iban number.