24042820 has 24 divisors (see below), whose sum is σ = 52686144. Its totient is φ = 9198816.

The previous prime is 24042787. The next prime is 24042829. The reversal of 24042820 is 2824042.

It is a junction number, because it is equal to n+sod(n) for n = 24042791 and 24042800.

It is not an unprimeable number, because it can be changed into a prime (24042829) 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, 25674 + ... + 26593.

It is an arithmetic number, because the mean of its divisors is an integer number (2195256).

Almost surely, 2^24042820 is an apocalyptic number.

24042820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24042820 is an abundant number, since it is smaller than the sum of its proper divisors (28643324).

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

24042820 is a wasteful number, since it uses less digits than its factorization.

24042820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52299 (or 52297 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 24042820 is about 4903.3478359178. The cubic root of 24042820 is about 288.6213597132.

Adding to 24042820 its reverse (2824042), we get a palindrome (26866862).

The spelling of 24042820 in words is "twenty-four million, forty-two thousand, eight hundred twenty".