2528722276 has 12 divisors (see below), whose sum is σ = 4431805308. Its totient is φ = 1262492192.

The previous prime is 2528722271. The next prime is 2528722277. The reversal of 2528722276 is 6722278252.

It can be written as a sum of positive squares in 2 ways, for example, as 2282546176 + 246176100 = 47776^2 + 15690^2 .

It is not an unprimeable number, because it can be changed into a prime (2528722271) 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, 464191 + ... + 469606.

It is an arithmetic number, because the mean of its divisors is an integer number (369317109).

Almost surely, 2^2528722276 is an apocalyptic number.

It is an amenable number.

2528722276 is a deficient number, since it is larger than the sum of its proper divisors (1903083032).

2528722276 is a wasteful number, since it uses less digits than its factorization.

2528722276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934478 (or 934476 counting only the distinct ones).

The product of its digits is 376320, while the sum is 43.

The square root of 2528722276 is about 50286.4024961023. The cubic root of 2528722276 is about 1362.3866461936.

The spelling of 2528722276 in words is "two billion, five hundred twenty-eight million, seven hundred twenty-two thousand, two hundred seventy-six".