73518 has 8 divisors (see below), whose sum is σ = 147048. Its totient is φ = 24504.

The previous prime is 73517. The next prime is 73523. The reversal of 73518 is 81537.

It is a sphenic number, since it is the product of 3 distinct primes.

73518 is an admirable number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73517) 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, 6121 + ... + 6132.

It is an arithmetic number, because the mean of its divisors is an integer number (18381).

2⁷³⁵¹⁸ is an apocalyptic number.

73518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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 (73524).

73518 is a wasteful number, since it uses less digits than its factorization.

73518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12258.

The product of its digits is 840, while the sum is 24.

The square root of 73518 is about 271.1420292024. The cubic root of 73518 is about 41.8920128391.

The spelling of 73518 in words is "seventy-three thousand, five hundred eighteen".