2533543424 has 40 divisors (see below), whose sum is σ = 5088565680. Its totient is φ = 1260158976.

The previous prime is 2533543423. The next prime is 2533543451. The reversal of 2533543424 is 4243453352.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533543423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85997 + ... + 111635.

It is an arithmetic number, because the mean of its divisors is an integer number (127214142).

Almost surely, 2^2533543424 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 2533543424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2544282840).

2533543424 is an abundant number, since it is smaller than the sum of its proper divisors (2555022256).

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

2533543424 is an equidigital number, since it uses as much as digits as its factorization.

2533543424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25850 (or 25834 counting only the distinct ones).

The product of its digits is 172800, while the sum is 35.

The square root of 2533543424 is about 50334.3165643480. The cubic root of 2533543424 is about 1363.2519182031.

Adding to 2533543424 its reverse (4243453352), we get a palindrome (6776996776).

The spelling of 2533543424 in words is "two billion, five hundred thirty-three million, five hundred forty-three thousand, four hundred twenty-four".