2543304422 has 4 divisors (see below), whose sum is σ = 3814956636. Its totient is φ = 1271652210.

The previous prime is 2543304391. The next prime is 2543304427. The reversal of 2543304422 is 2244033452.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543304427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635826104 + ... + 635826107.

It is an arithmetic number, because the mean of its divisors is an integer number (953739159).

Almost surely, 2^2543304422 is an apocalyptic number.

2543304422 is a deficient number, since it is larger than the sum of its proper divisors (1271652214).

2543304422 is a wasteful number, since it uses less digits than its factorization.

2543304422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271652213.

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 2543304422 is about 50431.1850148299. The cubic root of 2543304422 is about 1365.0004109361. Note that the first 3 decimals are identical.

Adding to 2543304422 its reverse (2244033452), we get a palindrome (4787337874).

The spelling of 2543304422 in words is "two billion, five hundred forty-three million, three hundred four thousand, four hundred twenty-two".