2084689 has 2 divisors, whose sum is σ = 2084690. Its totient is φ = 2084688.

The previous prime is 2084671. The next prime is 2084749. The reversal of 2084689 is 9864802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1918225 + 166464 = 1385^2 + 408^2 .

It is a cyclic number.

It is not a de Polignac number, because 2084689 - 2⁷ = 2084561 is a prime.

It is not a weakly prime, because it can be changed into another prime (2084609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1042344 + 1042345.

It is an arithmetic number, because the mean of its divisors is an integer number (1042345).

2^2084689 is an apocalyptic number.

It is an amenable number.

2084689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2084689 is an equidigital number, since it uses as much as digits as its factorization.

2084689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 2084689 is about 1443.8452133106. The cubic root of 2084689 is about 127.7459356629.

The spelling of 2084689 in words is "two million, eighty-four thousand, six hundred eighty-nine".