105443916 has 24 divisors (see below), whose sum is σ = 248216304. Its totient is φ = 34836480.

The previous prime is 105443893. The next prime is 105443941. The reversal of 105443916 is 619344501.

It is a super-2 number, since 2×105443916² = 22236838842830112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37525 + ... + 40236.

It is an arithmetic number, because the mean of its divisors is an integer number (10342346).

Almost surely, 2^105443916 is an apocalyptic number.

It is an amenable number.

105443916 is an abundant number, since it is smaller than the sum of its proper divisors (142772388).

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

105443916 is a wasteful number, since it uses less digits than its factorization.

105443916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77881 (or 77879 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 105443916 is about 10268.5888027518. The cubic root of 105443916 is about 472.4333076834.

The spelling of 105443916 in words is "one hundred five million, four hundred forty-three thousand, nine hundred sixteen".