105985626 has 32 divisors (see below), whose sum is σ = 217586688. Its totient is φ = 34398000.

The previous prime is 105985603. The next prime is 105985639. The reversal of 105985626 is 626589501.

It is a super-2 number, since 2×105985626² = 22465905837223752, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 140751 + ... + 141501.

It is an arithmetic number, because the mean of its divisors is an integer number (6799584).

Almost surely, 2^105985626 is an apocalyptic number.

105985626 is an abundant number, since it is smaller than the sum of its proper divisors (111601062).

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

105985626 is a wasteful number, since it uses less digits than its factorization.

105985626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 105985626 is about 10294.9320541711. The cubic root of 105985626 is about 473.2409560958.

The spelling of 105985626 in words is "one hundred five million, nine hundred eighty-five thousand, six hundred twenty-six".