2488709 has 2 divisors, whose sum is σ = 2488710. Its totient is φ = 2488708.

The previous prime is 2488699. The next prime is 2488723. The reversal of 2488709 is 9078842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2316484 + 172225 = 1522^2 + 415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2488709 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2488799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1244354 + 1244355.

It is an arithmetic number, because the mean of its divisors is an integer number (1244355).

2^2488709 is an apocalyptic number.

It is an amenable number.

2488709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2488709 is an equidigital number, since it uses as much as digits as its factorization.

2488709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 2488709 is about 1577.5642617656. The cubic root of 2488709 is about 135.5162491917.

It can be divided in two parts, 24 and 88709, that multiplied together give a triangular number (2129016 = T₂₀₆₃).

The spelling of 2488709 in words is "two million, four hundred eighty-eight thousand, seven hundred nine".