105189934 has 16 divisors (see below), whose sum is σ = 160452720. Its totient is φ = 51710400.

The previous prime is 105189899. The next prime is 105189941. The reversal of 105189934 is 439981501.

It is a super-2 number, since 2×105189934² = 22129844429848712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54384 + ... + 56284.

It is an arithmetic number, because the mean of its divisors is an integer number (10028295).

Almost surely, 2^105189934 is an apocalyptic number.

105189934 is a deficient number, since it is larger than the sum of its proper divisors (55262786).

105189934 is a wasteful number, since it uses less digits than its factorization.

105189934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 105189934 is about 10256.2144088353. The cubic root of 105189934 is about 472.0536871566.

The spelling of 105189934 in words is "one hundred five million, one hundred eighty-nine thousand, nine hundred thirty-four".