2431321304 has 8 divisors (see below), whose sum is σ = 4558727460. Its totient is φ = 1215660648.

The previous prime is 2431321273. The next prime is 2431321307. The reversal of 2431321304 is 4031231342.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2431321304² = 11822646566568520832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2431321304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2431321307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151957574 + ... + 151957589.

Almost surely, 2^2431321304 is an apocalyptic number.

It is an amenable number.

2431321304 is a deficient number, since it is larger than the sum of its proper divisors (2127406156).

2431321304 is a wasteful number, since it uses less digits than its factorization.

2431321304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303915169 (or 303915165 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2431321304 is about 49308.4303542508. The cubic root of 2431321304 is about 1344.6650546302.

Adding to 2431321304 its reverse (4031231342), we get a palindrome (6462552646).

The spelling of 2431321304 in words is "two billion, four hundred thirty-one million, three hundred twenty-one thousand, three hundred four".