2684059993 has 2 divisors, whose sum is σ = 2684059994. Its totient is φ = 2684059992.

The previous prime is 2684059981. The next prime is 2684060021. The reversal of 2684059993 is 3999504862.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1641222144 + 1042837849 = 40512^2 + 32293^2 .

It is a cyclic number.

It is not a de Polignac number, because 2684059993 - 2⁹ = 2684059481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2684059493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1342029996 + 1342029997.

It is an arithmetic number, because the mean of its divisors is an integer number (1342029997).

Almost surely, 2^2684059993 is an apocalyptic number.

It is an amenable number.

2684059993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2684059993 is an equidigital number, since it uses as much as digits as its factorization.

2684059993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The square root of 2684059993 is about 51807.9143857384. The cubic root of 2684059993 is about 1389.7309820461.

The spelling of 2684059993 in words is "two billion, six hundred eighty-four million, fifty-nine thousand, nine hundred ninety-three".