2504631243 has 16 divisors (see below), whose sum is σ = 3574857600. Its totient is φ = 1555058880.

The previous prime is 2504631223. The next prime is 2504631257. The reversal of 2504631243 is 3421364052.

2504631243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2504631243 - 2¹⁴ = 2504614859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2504631243.

It is not an unprimeable number, because it can be changed into a prime (2504631223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369018 + ... + 375743.

It is an arithmetic number, because the mean of its divisors is an integer number (223428600).

Almost surely, 2^2504631243 is an apocalyptic number.

2504631243 is a deficient number, since it is larger than the sum of its proper divisors (1070226357).

2504631243 is a wasteful number, since it uses less digits than its factorization.

2504631243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744842.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2504631243 is about 50046.2910014319. The cubic root of 2504631243 is about 1358.0463664912.

Adding to 2504631243 its reverse (3421364052), we get a palindrome (5925995295).

The spelling of 2504631243 in words is "two billion, five hundred four million, six hundred thirty-one thousand, two hundred forty-three".