2124576 has 48 divisors (see below), whose sum is σ = 6199200. Its totient is φ = 707904.

The previous prime is 2124571. The next prime is 2124589. The reversal of 2124576 is 6754212.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is not an unprimeable number, because it can be changed into a prime (2124571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366 + ... + 2093.

It is an arithmetic number, because the mean of its divisors is an integer number (129150).

2^2124576 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 2124576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3099600).

2124576 is an abundant number, since it is smaller than the sum of its proper divisors (4074624).

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

2124576 is a wasteful number, since it uses less digits than its factorization.

2124576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2478 (or 2464 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 2124576 is about 1457.5925356560. The cubic root of 2124576 is about 128.5555281924. Note that the first 4 decimals are identical.

Adding to 2124576 its reverse (6754212), we get a palindrome (8878788).

It can be divided in two parts, 21245 and 76, that added together give a triangular number (21321 = T₂₀₆).

The spelling of 2124576 in words is "two million, one hundred twenty-four thousand, five hundred seventy-six".