105816634 has 16 divisors (see below), whose sum is σ = 197891136. Its totient is φ = 41227200.

The previous prime is 105816631. The next prime is 105816701. The reversal of 105816634 is 436618501.

It is a happy number.

It is a super-2 number, since 2×105816634² = 22394320062179912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105816634.

It is not an unprimeable number, because it can be changed into a prime (105816631) 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, 343407 + ... + 343714.

It is an arithmetic number, because the mean of its divisors is an integer number (12368196).

Almost surely, 2^105816634 is an apocalyptic number.

105816634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

105816634 is a deficient number, since it is larger than the sum of its proper divisors (92074502).

105816634 is a wasteful number, since it uses less digits than its factorization.

105816634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687141.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 105816634 is about 10286.7212463447. The cubic root of 105816634 is about 472.9892978223.

The spelling of 105816634 in words is "one hundred five million, eight hundred sixteen thousand, six hundred thirty-four".