34623 has 6 divisors (see below), whose sum is σ = 50024. Its totient is φ = 23076.

The previous prime is 34613. The next prime is 34631. The reversal of 34623 is 32643.

It is not a de Polignac number, because 34623 - 2⁴ = 34607 is a prime.

It is a Duffinian number.

34623 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 34596 and 34605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1915 + ... + 1932.

2³⁴⁶²³ is an apocalyptic number.

34623 is a deficient number, since it is larger than the sum of its proper divisors (15401).

34623 is a wasteful number, since it uses less digits than its factorization.

34623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3853 (or 3850 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 34623 is about 186.0725664895. The cubic root of 34623 is about 32.5927920130.

Subtracting from 34623 its product of digits (432), we obtain a triangular number (34191 = T₂₆₁).

The spelling of 34623 in words is "thirty-four thousand, six hundred twenty-three".