2543533424 has 20 divisors (see below), whose sum is σ = 5011624920. Its totient is φ = 1250210880.

The previous prime is 2543533373. The next prime is 2543533427. The reversal of 2543533424 is 4243353452.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543533427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1346267 + ... + 1348154.

It is an arithmetic number, because the mean of its divisors is an integer number (250581246).

Almost surely, 2^2543533424 is an apocalyptic number.

It is an amenable number.

2543533424 is a deficient number, since it is larger than the sum of its proper divisors (2468091496).

2543533424 is a wasteful number, since it uses less digits than its factorization.

2543533424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694488 (or 2694482 counting only the distinct ones).

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

The square root of 2543533424 is about 50433.4554041263. The cubic root of 2543533424 is about 1365.0413784323.

Adding to 2543533424 its reverse (4243353452), we get a palindrome (6786886876).

The spelling of 2543533424 in words is "two billion, five hundred forty-three million, five hundred thirty-three thousand, four hundred twenty-four".