2124846 has 48 divisors (see below), whose sum is σ = 5029200. Its totient is φ = 664848.

The previous prime is 2124841. The next prime is 2124853. The reversal of 2124846 is 6484212.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19440 + ... + 19548.

It is an arithmetic number, because the mean of its divisors is an integer number (104775).

2^2124846 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2124846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2514600).

2124846 is an abundant number, since it is smaller than the sum of its proper divisors (2904354).

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

2124846 is a wasteful number, since it uses less digits than its factorization.

2124846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 133 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 2124846 is about 1457.6851511901. The cubic root of 2124846 is about 128.5609737531.

The spelling of 2124846 in words is "two million, one hundred twenty-four thousand, eight hundred forty-six".