2589782249 has 2 divisors, whose sum is σ = 2589782250. Its totient is φ = 2589782248.

The previous prime is 2589782201. The next prime is 2589782263. The reversal of 2589782249 is 9422879852.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2508006400 + 81775849 = 50080^2 + 9043^2 .

It is a cyclic number.

It is not a de Polignac number, because 2589782249 - 2¹² = 2589778153 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2589782194 and 2589782203.

It is not a weakly prime, because it can be changed into another prime (2589782149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1294891124 + 1294891125.

It is an arithmetic number, because the mean of its divisors is an integer number (1294891125).

Almost surely, 2^2589782249 is an apocalyptic number.

It is an amenable number.

2589782249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2589782249 is an equidigital number, since it uses as much as digits as its factorization.

2589782249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 56.

The square root of 2589782249 is about 50889.9032127199. The cubic root of 2589782249 is about 1373.2652059487.

The spelling of 2589782249 in words is "two billion, five hundred eighty-nine million, seven hundred eighty-two thousand, two hundred forty-nine".