2025636 has 12 divisors (see below), whose sum is σ = 4726512. Its totient is φ = 675208.

The previous prime is 2025631. The next prime is 2025637. The reversal of 2025636 is 6365202.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2025631) 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 in 3 ways as a sum of consecutive naturals, for example, 84390 + ... + 84413.

It is an arithmetic number, because the mean of its divisors is an integer number (393876).

2^2025636 is an apocalyptic number.

It is an amenable number.

2025636 is an abundant number, since it is smaller than the sum of its proper divisors (2700876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2025636 is a wasteful number, since it uses less digits than its factorization.

2025636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168810 (or 168808 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2025636 is about 1423.2483971535. The cubic root of 2025636 is about 126.5281434255.

The spelling of 2025636 in words is "two million, twenty-five thousand, six hundred thirty-six".