2486689 has 2 divisors, whose sum is σ = 2486690. Its totient is φ = 2486688.

The previous prime is 2486681. The next prime is 2486699. The reversal of 2486689 is 9866842.

It is a happy number.

2486689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2117025 + 369664 = 1455^2 + 608^2 .

It is a cyclic number.

It is not a de Polignac number, because 2486689 - 2³ = 2486681 is a prime.

2486689 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2486681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243344 + 1243345.

It is an arithmetic number, because the mean of its divisors is an integer number (1243345).

2^2486689 is an apocalyptic number.

It is an amenable number.

2486689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2486689 is an equidigital number, since it uses as much as digits as its factorization.

2486689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 43.

The square root of 2486689 is about 1576.9239043150. The cubic root of 2486689 is about 135.4795746321.

The spelling of 2486689 in words is "two million, four hundred eighty-six thousand, six hundred eighty-nine".