3684048857 has 2 divisors, whose sum is σ = 3684048858. Its totient is φ = 3684048856.

The previous prime is 3684048827. The next prime is 3684048859. The reversal of 3684048857 is 7588404863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2494902601 + 1189146256 = 49949^2 + 34484^2 .

It is a cyclic number.

It is not a de Polignac number, because 3684048857 - 2⁶ = 3684048793 is a prime.

Together with 3684048859, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3684048799 and 3684048808.

It is not a weakly prime, because it can be changed into another prime (3684048859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1842024428 + 1842024429.

It is an arithmetic number, because the mean of its divisors is an integer number (1842024429).

Almost surely, 2^3684048857 is an apocalyptic number.

It is an amenable number.

3684048857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3684048857 is an equidigital number, since it uses as much as digits as its factorization.

3684048857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5160960, while the sum is 53.

The square root of 3684048857 is about 60696.3660938610. The cubic root of 3684048857 is about 1544.4545306507.

The spelling of 3684048857 in words is "three billion, six hundred eighty-four million, forty-eight thousand, eight hundred fifty-seven".