105943844 has 12 divisors (see below), whose sum is σ = 191795100. Its totient is φ = 51145248.

The previous prime is 105943823. The next prime is 105943889. The reversal of 105943844 is 448349501.

It can be written as a sum of positive squares in 2 ways, for example, as 30913600 + 75030244 = 5560^2 + 8662^2 .

It is a super-2 number, since 2×105943844² = 22448196162992672, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 105943798 and 105943807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456539 + ... + 456770.

It is an arithmetic number, because the mean of its divisors is an integer number (15982925).

Almost surely, 2^105943844 is an apocalyptic number.

It is an amenable number.

105943844 is a deficient number, since it is larger than the sum of its proper divisors (85851256).

105943844 is a wasteful number, since it uses less digits than its factorization.

105943844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913342 (or 913340 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 105943844 is about 10292.9026032505. The cubic root of 105943844 is about 473.1787603898.

The spelling of 105943844 in words is "one hundred five million, nine hundred forty-three thousand, eight hundred forty-four".