2126922 has 32 divisors (see below), whose sum is σ = 4924800. Its totient is φ = 599808.

The previous prime is 2126911. The next prime is 2126923. The reversal of 2126922 is 2296212.

It is a junction number, because it is equal to n+sod(n) for n = 2126892 and 2126901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126923) 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, 3454 + ... + 4022.

It is an arithmetic number, because the mean of its divisors is an integer number (153900).

2^2126922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2462400).

2126922 is an abundant number, since it is smaller than the sum of its proper divisors (2797878).

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

2126922 is a wasteful number, since it uses less digits than its factorization.

2126922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670.

The product of its digits is 864, while the sum is 24.

The square root of 2126922 is about 1458.3970652741. The cubic root of 2126922 is about 128.6028286623.

The spelling of 2126922 in words is "two million, one hundred twenty-six thousand, nine hundred twenty-two".