2645359 has 2 divisors, whose sum is σ = 2645360. Its totient is φ = 2645358.

The previous prime is 2645341. The next prime is 2645371. The reversal of 2645359 is 9535462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2645359 - 2⁹ = 2644847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2645329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1322679 + 1322680.

It is an arithmetic number, because the mean of its divisors is an integer number (1322680).

2^2645359 is an apocalyptic number.

2645359 is a deficient number, since it is larger than the sum of its proper divisors (1).

2645359 is an equidigital number, since it uses as much as digits as its factorization.

2645359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 34.

The square root of 2645359 is about 1626.4559631297. The cubic root of 2645359 is about 138.3019189646.

The spelling of 2645359 in words is "two million, six hundred forty-five thousand, three hundred fifty-nine".