2509259 has 2 divisors, whose sum is σ = 2509260. Its totient is φ = 2509258.

The previous prime is 2509253. The next prime is 2509267. The reversal of 2509259 is 9529052.

2509259 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 is a cyclic number.

It is not a de Polignac number, because 2509259 - 2¹² = 2505163 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2509253) 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, 1254629 + 1254630.

It is an arithmetic number, because the mean of its divisors is an integer number (1254630).

2^2509259 is an apocalyptic number.

2509259 is a deficient number, since it is larger than the sum of its proper divisors (1).

2509259 is an equidigital number, since it uses as much as digits as its factorization.

2509259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 2509259 is about 1584.0640769868. The cubic root of 2509259 is about 135.8882263572. Note that the first 3 decimals are identical.

The spelling of 2509259 in words is "two million, five hundred nine thousand, two hundred fifty-nine".