34423 has 4 divisors (see below), whose sum is σ = 35640. Its totient is φ = 33208.

The previous prime is 34421. The next prime is 34429. The reversal of 34423 is 32443.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34423 - 2¹ = 34421 is a prime.

It is a Duffinian number.

34423 is a lucky number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 34397 and 34406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565 + ... + 622.

It is an arithmetic number, because the mean of its divisors is an integer number (8910).

2³⁴⁴²³ is an apocalyptic number.

34423 is a deficient number, since it is larger than the sum of its proper divisors (1217).

34423 is a wasteful number, since it uses less digits than its factorization.

34423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216.

The product of its digits is 288, while the sum is 16.

The square root of 34423 is about 185.5343633940. The cubic root of 34423 is about 32.5299132875.

Adding to 34423 its reverse (32443), we get a palindrome (66866).

The spelling of 34423 in words is "thirty-four thousand, four hundred twenty-three".