2106236 has 12 divisors (see below), whose sum is σ = 4021080. Its totient is φ = 957360.

The previous prime is 2106229. The next prime is 2106239. The reversal of 2106236 is 6326012.

It is a d-powerful number, because it can be written as 2³ + 1 + 0 + 6⁴ + 2²¹ + 3 + 6⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106239) 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, 23891 + ... + 23978.

It is an arithmetic number, because the mean of its divisors is an integer number (335090).

2^2106236 is an apocalyptic number.

It is an amenable number.

2106236 is a deficient number, since it is larger than the sum of its proper divisors (1914844).

2106236 is a wasteful number, since it uses less digits than its factorization.

2106236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47884 (or 47882 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2106236 is about 1451.2877040752. The cubic root of 2106236 is about 128.1845482467.

It can be divided in two parts, 210 and 6236, that added together give a palindrome (6446).

The spelling of 2106236 in words is "two million, one hundred six thousand, two hundred thirty-six".