34518 has 16 divisors (see below), whose sum is σ = 75456. Its totient is φ = 10440.

The previous prime is 34513. The next prime is 34519. The reversal of 34518 is 81543.

34518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 34494 and 34503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34511) by changing a digit.

34518 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196 + ... + 327.

It is an arithmetic number, because the mean of its divisors is an integer number (4716).

2³⁴⁵¹⁸ is an apocalyptic number.

34518 is an abundant number, since it is smaller than the sum of its proper divisors (40938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37728).

34518 is a wasteful number, since it uses less digits than its factorization.

34518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539.

The product of its digits is 480, while the sum is 21.

The square root of 34518 is about 185.7902042628. The cubic root of 34518 is about 32.5598109647.

It can be divided in two parts, 345 and 18, that added together give a palindrome (363).

The spelling of 34518 in words is "thirty-four thousand, five hundred eighteen".