2126168 has 32 divisors (see below), whose sum is σ = 4473360. Its totient is φ = 938880.

The previous prime is 2126167. The next prime is 2126171. The reversal of 2126168 is 8616212.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2930 + ... + 3582.

2^2126168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2236680).

2126168 is an abundant number, since it is smaller than the sum of its proper divisors (2347192).

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

2126168 is a wasteful number, since it uses less digits than its factorization.

2126168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707 (or 703 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 2126168 is about 1458.1385393713. The cubic root of 2126168 is about 128.5876301747.

The spelling of 2126168 in words is "two million, one hundred twenty-six thousand, one hundred sixty-eight".