2086828049 has 2 divisors, whose sum is σ = 2086828050. Its totient is φ = 2086828048.

The previous prime is 2086828031. The next prime is 2086828057. The reversal of 2086828049 is 9408286802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2086662400 + 165649 = 45680^2 + 407^2 .

It is a cyclic number.

It is not a de Polignac number, because 2086828049 - 2²⁴ = 2070050833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2086827994 and 2086828012.

It is not a weakly prime, because it can be changed into another prime (2086828099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043414024 + 1043414025.

It is an arithmetic number, because the mean of its divisors is an integer number (1043414025).

Almost surely, 2^2086828049 is an apocalyptic number.

It is an amenable number.

2086828049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2086828049 is an equidigital number, since it uses as much as digits as its factorization.

2086828049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 442368, while the sum is 47.

The square root of 2086828049 is about 45681.8131098143. The cubic root of 2086828049 is about 1277.8961306661.

The spelling of 2086828049 in words is "two billion, eighty-six million, eight hundred twenty-eight thousand, forty-nine".