2108238 has 32 divisors (see below), whose sum is σ = 4872960. Its totient is φ = 600960.

The previous prime is 2108231. The next prime is 2108243. The reversal of 2108238 is 8328012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2108231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183 + ... + 2061.

It is an arithmetic number, because the mean of its divisors is an integer number (152280).

2^2108238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2108238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2436480).

2108238 is an abundant number, since it is smaller than the sum of its proper divisors (2764722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2108238 is a wasteful number, since it uses less digits than its factorization.

2108238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 2108238 is about 1451.9772725494. The cubic root of 2108238 is about 128.2251489834.

It can be divided in two parts, 2108 and 238, that added together give a triangular number (2346 = T₆₈).

The spelling of 2108238 in words is "two million, one hundred eight thousand, two hundred thirty-eight".