2509207 has 2 divisors, whose sum is σ = 2509208. Its totient is φ = 2509206.

The previous prime is 2509181. The next prime is 2509219. The reversal of 2509207 is 7029052.

2509207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2509207 - 2⁷ = 2509079 is a prime.

It is a super-2 number, since 2×2509207² = 12592239537698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2509237) 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, 1254603 + 1254604.

It is an arithmetic number, because the mean of its divisors is an integer number (1254604).

2^2509207 is an apocalyptic number.

2509207 is a deficient number, since it is larger than the sum of its proper divisors (1).

2509207 is an equidigital number, since it uses as much as digits as its factorization.

2509207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 2509207 is about 1584.0476634243. The cubic root of 2509207 is about 135.8872876689.

The spelling of 2509207 in words is "two million, five hundred nine thousand, two hundred seven".