2826572321 has 2 divisors, whose sum is σ = 2826572322. Its totient is φ = 2826572320.

The previous prime is 2826572317. The next prime is 2826572323. The reversal of 2826572321 is 1232756282.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2820141025 + 6431296 = 53105^2 + 2536^2 .

It is a cyclic number.

It is not a de Polignac number, because 2826572321 - 2² = 2826572317 is a prime.

It is a super-2 number, since 2×2826572321² = 15979022171686654082, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 2826572323, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2826572323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413286160 + 1413286161.

It is an arithmetic number, because the mean of its divisors is an integer number (1413286161).

Almost surely, 2^2826572321 is an apocalyptic number.

It is an amenable number.

2826572321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2826572321 is an equidigital number, since it uses as much as digits as its factorization.

2826572321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 38.

The square root of 2826572321 is about 53165.5181579189. The cubic root of 2826572321 is about 1413.9043608170.

The spelling of 2826572321 in words is "two billion, eight hundred twenty-six million, five hundred seventy-two thousand, three hundred twenty-one".