2025646 has 16 divisors (see below), whose sum is σ = 3558240. Its totient is φ = 846720.

The previous prime is 2025643. The next prime is 2025649. The reversal of 2025646 is 6465202.

It is an interprime number because it is at equal distance from previous prime (2025643) and next prime (2025649).

It is a self number, because there is not a number n which added to its sum of digits gives 2025646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025641) 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 in 7 ways as a sum of consecutive naturals, for example, 1191 + ... + 2338.

It is an arithmetic number, because the mean of its divisors is an integer number (222390).

2^2025646 is an apocalyptic number.

2025646 is a deficient number, since it is larger than the sum of its proper divisors (1532594).

2025646 is a wasteful number, since it uses less digits than its factorization.

2025646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3579.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2025646 is about 1423.2519102394. The cubic root of 2025646 is about 126.5283516366.

It can be divided in two parts, 20256 and 46, that added together give a palindrome (20302).

The spelling of 2025646 in words is "two million, twenty-five thousand, six hundred forty-six".