105805516 has 12 divisors (see below), whose sum is σ = 186799032. Its totient is φ = 52434368.

The previous prime is 105805489. The next prime is 105805517. The reversal of 105805516 is 615508501.

It is a super-2 number, since 2×105805516² = 22389614432052512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105805517) 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, 116590 + ... + 117493.

It is an arithmetic number, because the mean of its divisors is an integer number (15566586).

Almost surely, 2^105805516 is an apocalyptic number.

It is an amenable number.

105805516 is a deficient number, since it is larger than the sum of its proper divisors (80993516).

105805516 is a wasteful number, since it uses less digits than its factorization.

105805516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234200 (or 234198 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 31.

The square root of 105805516 is about 10286.1808267209. The cubic root of 105805516 is about 472.9727318093.

The spelling of 105805516 in words is "one hundred five million, eight hundred five thousand, five hundred sixteen".