2106226 has 16 divisors (see below), whose sum is σ = 3405600. Its totient is φ = 973728.

The previous prime is 2106217. The next prime is 2106227. The reversal of 2106226 is 6226012.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (2106227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 990 + ... + 2278.

It is an arithmetic number, because the mean of its divisors is an integer number (212850).

2^2106226 is an apocalyptic number.

2106226 is a deficient number, since it is larger than the sum of its proper divisors (1299374).

2106226 is a wasteful number, since it uses less digits than its factorization.

2106226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2106226 is about 1451.2842588549. The cubic root of 2106226 is about 128.1843453812.

It can be divided in two parts, 2106 and 226, that added together give a palindrome (2332).

The spelling of 2106226 in words is "two million, one hundred six thousand, two hundred twenty-six".