2106238 has 8 divisors (see below), whose sum is σ = 3182832. Its totient is φ = 1045296.

The previous prime is 2106229. The next prime is 2106239. The reversal of 2106238 is 8326012.

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

It is a d-powerful number, because it can be written as 2⁷ + 1 + 0 + 6² + 2¹³ + 3⁶ + 8⁷ .

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, 3570 + ... + 4117.

It is an arithmetic number, because the mean of its divisors is an integer number (397854).

2^2106238 is an apocalyptic number.

2106238 is a deficient number, since it is larger than the sum of its proper divisors (1076594).

2106238 is a wasteful number, since it uses less digits than its factorization.

2106238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7826.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2106238 is about 1451.2883931183. The cubic root of 2106238 is about 128.1845888197.

The spelling of 2106238 in words is "two million, one hundred six thousand, two hundred thirty-eight".