2530278004 has 12 divisors (see below), whose sum is σ = 4547662084. Its totient is φ = 1230945984.

The previous prime is 2530277983. The next prime is 2530278007. The reversal of 2530278004 is 4008720352.

It can be written as a sum of positive squares in 2 ways, for example, as 2386517904 + 143760100 = 48852^2 + 11990^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530278007) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8548089 + ... + 8548384.

Almost surely, 2^2530278004 is an apocalyptic number.

It is an amenable number.

2530278004 is a deficient number, since it is larger than the sum of its proper divisors (2017384080).

2530278004 is a wasteful number, since it uses less digits than its factorization.

2530278004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17096514 (or 17096512 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 2530278004 is about 50301.8687923222. The cubic root of 2530278004 is about 1362.6659794317.

Adding to 2530278004 its reverse (4008720352), we get a palindrome (6538998356).

The spelling of 2530278004 in words is "two billion, five hundred thirty million, two hundred seventy-eight thousand, four".