2605425 has 12 divisors (see below), whose sum is σ = 4307760. Its totient is φ = 1389520.

The previous prime is 2605411. The next prime is 2605433. The reversal of 2605425 is 5245062.

2605425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2605425 - 2⁴ = 2605409 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2605395 and 2605404.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 17295 + ... + 17444.

It is an arithmetic number, because the mean of its divisors is an integer number (358980).

2^2605425 is an apocalyptic number.

2605425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2605425 is a deficient number, since it is larger than the sum of its proper divisors (1702335).

2605425 is a wasteful number, since it uses less digits than its factorization.

2605425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34752 (or 34747 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2605425 is about 1614.1328941571. The cubic root of 2605425 is about 137.6024580697.

The spelling of 2605425 in words is "two million, six hundred five thousand, four hundred twenty-five".