2126206 has 8 divisors (see below), whose sum is σ = 3229920. Its totient is φ = 1049568.

The previous prime is 2126203. The next prime is 2126213. The reversal of 2126206 is 6026212.

2126206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6571 + ... + 6886.

It is an arithmetic number, because the mean of its divisors is an integer number (403740).

2^2126206 is an apocalyptic number.

2126206 is a deficient number, since it is larger than the sum of its proper divisors (1103714).

2126206 is a wasteful number, since it uses less digits than its factorization.

2126206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13538.

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

The square root of 2126206 is about 1458.1515696251. The cubic root of 2126206 is about 128.5883962322.

It can be divided in two parts, 2126 and 206, that added together give a palindrome (2332).

The spelling of 2126206 in words is "two million, one hundred twenty-six thousand, two hundred six".