2108106 has 120 divisors (see below), whose sum is σ = 6377184. Its totient is φ = 505440.

The previous prime is 2108089. The next prime is 2108123. The reversal of 2108106 is 6018012.

It is an interprime number because it is at equal distance from previous prime (2108089) and next prime (2108123).

It is a super-2 number, since 2×2108106² = 8888221814472, which contains 22 as substring.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 162156 + ... + 162168.

2^2108106 is an apocalyptic number.

2108106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2108106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3188592).

2108106 is an abundant number, since it is smaller than the sum of its proper divisors (4269078).

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

2108106 is a wasteful number, since it uses less digits than its factorization.

2108106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58 (or 36 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 2108106 is about 1451.9318165809. The cubic root of 2108106 is about 128.2224728035. Note that the first 3 decimals are identical.

The spelling of 2108106 in words is "two million, one hundred eight thousand, one hundred six".