423347 has 2 divisors, whose sum is σ = 423348. Its totient is φ = 423346.

The previous prime is 423341. The next prime is 423389. The reversal of 423347 is 743324.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423347 - 2⁸ = 423091 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 4⁸ + 2⁷ + 3⁹ + 3¹⁰ + 4⁹ + 7⁵ .

It is not a weakly prime, because it can be changed into another prime (423341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211673 + 211674.

It is an arithmetic number, because the mean of its divisors is an integer number (211674).

2⁴²³³⁴⁷ is an apocalyptic number.

423347 is a deficient number, since it is larger than the sum of its proper divisors (1).

423347 is an equidigital number, since it uses as much as digits as its factorization.

423347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 23.

The square root of 423347 is about 650.6512122482. The cubic root of 423347 is about 75.0871283724.

Subtracting from 423347 its sum of digits (23), we obtain a palindrome (423324).

The spelling of 423347 in words is "four hundred twenty-three thousand, three hundred forty-seven", and thus it is an iban number.