105618066 has 16 divisors (see below), whose sum is σ = 211352544. Its totient is φ = 35186624.

The previous prime is 105618053. The next prime is 105618067. The reversal of 105618066 is 660816501.

It is a super-2 number, since 2×105618066² = 22310351731160712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105618067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10861 + ... + 18143.

It is an arithmetic number, because the mean of its divisors is an integer number (13209534).

Almost surely, 2^105618066 is an apocalyptic number.

105618066 is an abundant number, since it is smaller than the sum of its proper divisors (105734478).

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

105618066 is a wasteful number, since it uses less digits than its factorization.

105618066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9705.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 105618066 is about 10277.0650479599. The cubic root of 105618066 is about 472.6932531620.

The spelling of 105618066 in words is "one hundred five million, six hundred eighteen thousand, sixty-six".