2122824 has 96 divisors (see below), whose sum is σ = 6320160. Its totient is φ = 591360.

The previous prime is 2122823. The next prime is 2122837. The reversal of 2122824 is 4282212.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 2122824.

It is not an unprimeable number, because it can be changed into a prime (2122823) 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, 49347 + ... + 49389.

It is an arithmetic number, because the mean of its divisors is an integer number (65835).

2^2122824 is an apocalyptic number.

2122824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3160080).

2122824 is an abundant number, since it is smaller than the sum of its proper divisors (4197336).

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

2122824 is a wasteful number, since it uses less digits than its factorization.

2122824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 76 counting only the distinct ones).

The product of its digits is 512, while the sum is 21.

The square root of 2122824 is about 1456.9914207023. The cubic root of 2122824 is about 128.5201813398.

The spelling of 2122824 in words is "two million, one hundred twenty-two thousand, eight hundred twenty-four".