2500434243 has 12 divisors (see below), whose sum is σ = 3612171888. Its totient is φ = 1666756080.

The previous prime is 2500434229. The next prime is 2500434253. The reversal of 2500434243 is 3424340052.

It is not a de Polignac number, because 2500434243 - 2⁸ = 2500433987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2500434253) 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 in 11 ways as a sum of consecutive naturals, for example, 137521 + ... + 154637.

It is an arithmetic number, because the mean of its divisors is an integer number (301014324).

Almost surely, 2^2500434243 is an apocalyptic number.

2500434243 is a deficient number, since it is larger than the sum of its proper divisors (1111737645).

2500434243 is a wasteful number, since it uses less digits than its factorization.

2500434243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33354 (or 33351 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 2500434243 is about 50004.3422414494. The cubic root of 2500434243 is about 1357.2873848714.

Adding to 2500434243 its reverse (3424340052), we get a palindrome (5924774295).

The spelling of 2500434243 in words is "two billion, five hundred million, four hundred thirty-four thousand, two hundred forty-three".