105857266 has 8 divisors (see below), whose sum is σ = 168126300. Its totient is φ = 49815168.

The previous prime is 105857263. The next prime is 105857267. The reversal of 105857266 is 662758501.

It can be written as a sum of positive squares in 2 ways, for example, as 91757241 + 14100025 = 9579^2 + 3755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105857266² = 22411521529989512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105857261) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1556691 + ... + 1556758.

Almost surely, 2^105857266 is an apocalyptic number.

105857266 is a deficient number, since it is larger than the sum of its proper divisors (62269034).

105857266 is a wasteful number, since it uses less digits than its factorization.

105857266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113468.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 105857266 is about 10288.6960301099. The cubic root of 105857266 is about 473.0498303400.

The spelling of 105857266 in words is "one hundred five million, eight hundred fifty-seven thousand, two hundred sixty-six".