2872073257 has 2 divisors, whose sum is σ = 2872073258. Its totient is φ = 2872073256.

The previous prime is 2872073251. The next prime is 2872073263. The reversal of 2872073257 is 7523702782.

It is a balanced prime because it is at equal distance from previous prime (2872073251) and next prime (2872073263).

It can be written as a sum of positive squares in only one way, i.e., 2694544281 + 177528976 = 51909^2 + 13324^2 .

It is a cyclic number.

It is not a de Polignac number, because 2872073257 - 2¹⁵ = 2872040489 is a prime.

It is not a weakly prime, because it can be changed into another prime (2872073251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1436036628 + 1436036629.

It is an arithmetic number, because the mean of its divisors is an integer number (1436036629).

Almost surely, 2^2872073257 is an apocalyptic number.

It is an amenable number.

2872073257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2872073257 is an equidigital number, since it uses as much as digits as its factorization.

2872073257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 43.

The square root of 2872073257 is about 53591.7275052783. The cubic root of 2872073257 is about 1421.4508178255.

The spelling of 2872073257 in words is "two billion, eight hundred seventy-two million, seventy-three thousand, two hundred fifty-seven".