2105266 has 8 divisors (see below), whose sum is σ = 3217644. Its totient is φ = 1032720.

The previous prime is 2105251. The next prime is 2105267. The reversal of 2105266 is 6625012.

It can be written as a sum of positive squares in 2 ways, for example, as 2002225 + 103041 = 1415^2 + 321^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2105267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9825 + ... + 10036.

2^2105266 is an apocalyptic number.

2105266 is a deficient number, since it is larger than the sum of its proper divisors (1112378).

2105266 is a wasteful number, since it uses less digits than its factorization.

2105266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19916.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2105266 is about 1450.9534796126. The cubic root of 2105266 is about 128.1648673081.

It can be divided in two parts, 210 and 5266, that added together give a square (5476 = 74²).

The spelling of 2105266 in words is "two million, one hundred five thousand, two hundred sixty-six".