109506 has 8 divisors (see below), whose sum is σ = 219024. Its totient is φ = 36500.

The previous prime is 109481. The next prime is 109507. The reversal of 109506 is 605901.

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

109506 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 109506.

It is not an unprimeable number, because it can be changed into a prime (109507) by changing a digit.

109506 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 3 ways as a sum of consecutive naturals, for example, 9120 + ... + 9131.

It is an arithmetic number, because the mean of its divisors is an integer number (27378).

2¹⁰⁹⁵⁰⁶ is an apocalyptic number.

109506 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.

109506 is a wasteful number, since it uses less digits than its factorization.

109506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18256.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 109506 is about 330.9169079996. The cubic root of 109506 is about 47.8423648268.

The spelling of 109506 in words is "one hundred nine thousand, five hundred six".