105557912 has 16 divisors (see below), whose sum is σ = 204746400. Its totient is φ = 50958880.

The previous prime is 105557849. The next prime is 105557923. The reversal of 105557912 is 219755501.

It is a super-2 number, since 2×105557912² = 22284945571599488, which contains 22 as substring.

It is a congruent number.

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, 227264 + ... + 227727.

It is an arithmetic number, because the mean of its divisors is an integer number (12796650).

Almost surely, 2^105557912 is an apocalyptic number.

It is an amenable number.

105557912 is a deficient number, since it is larger than the sum of its proper divisors (99188488).

105557912 is a wasteful number, since it uses less digits than its factorization.

105557912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455026 (or 455022 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 35.

The square root of 105557912 is about 10274.1380173716. The cubic root of 105557912 is about 472.6034964535.

The spelling of 105557912 in words is "one hundred five million, five hundred fifty-seven thousand, nine hundred twelve".