105091856 has 20 divisors (see below), whose sum is σ = 208583004. Its totient is φ = 51264000.

The previous prime is 105091849. The next prime is 105091867. The reversal of 105091856 is 658190501.

It can be written as a sum of positive squares in 2 ways, for example, as 7398400 + 97693456 = 2720^2 + 9884^2 .

It is a super-2 number, since 2×105091856² = 22088596395049472, which contains 22 as substring.

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, 79445 + ... + 80756.

Almost surely, 2^105091856 is an apocalyptic number.

105091856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

105091856 is a deficient number, since it is larger than the sum of its proper divisors (103491148).

105091856 is a wasteful number, since it uses less digits than its factorization.

105091856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160250 (or 160244 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 35.

The square root of 105091856 is about 10251.4318999835. The cubic root of 105091856 is about 471.9069288864.

The spelling of 105091856 in words is "one hundred five million, ninety-one thousand, eight hundred fifty-six".