2543233242 has 64 divisors (see below), whose sum is σ = 5925519360. Its totient is φ = 720081600.

The previous prime is 2543233219. The next prime is 2543233307. The reversal of 2543233242 is 2423323452.

It is a happy number.

It is a super-3 number, since 3×2543233242³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37903 + ... + 80765.

It is an arithmetic number, because the mean of its divisors is an integer number (92586240).

Almost surely, 2^2543233242 is an apocalyptic number.

2543233242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2543233242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2962759680).

2543233242 is an abundant number, since it is smaller than the sum of its proper divisors (3382286118).

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

2543233242 is a wasteful number, since it uses less digits than its factorization.

2543233242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42939.

The product of its digits is 34560, while the sum is 30.

The square root of 2543233242 is about 50430.4792957592. The cubic root of 2543233242 is about 1364.9876766320.

Adding to 2543233242 its reverse (2423323452), we get a palindrome (4966556694).

The spelling of 2543233242 in words is "two billion, five hundred forty-three million, two hundred thirty-three thousand, two hundred forty-two".