3679722857 has 2 divisors, whose sum is σ = 3679722858. Its totient is φ = 3679722856.

The previous prime is 3679722803. The next prime is 3679722863. The reversal of 3679722857 is 7582279763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2072434576 + 1607288281 = 45524^2 + 40091^2 .

It is a cyclic number.

It is not a de Polignac number, because 3679722857 - 2⁸ = 3679722601 is a prime.

It is not a weakly prime, because it can be changed into another prime (3679722887) 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 as a sum of consecutive naturals, namely, 1839861428 + 1839861429.

It is an arithmetic number, because the mean of its divisors is an integer number (1839861429).

Almost surely, 2^3679722857 is an apocalyptic number.

It is an amenable number.

3679722857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3679722857 is an equidigital number, since it uses as much as digits as its factorization.

3679722857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8890560, while the sum is 56.

The square root of 3679722857 is about 60660.7192258714. The cubic root of 3679722857 is about 1543.8497678434.

The spelling of 3679722857 in words is "three billion, six hundred seventy-nine million, seven hundred twenty-two thousand, eight hundred fifty-seven".