2025685 has 8 divisors (see below), whose sum is σ = 2558880. Its totient is φ = 1535184.

The previous prime is 2025671. The next prime is 2025689. The reversal of 2025685 is 5865202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2025685 - 2⁷ = 2025557 is a prime.

2025685 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025689) 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, 10567 + ... + 10756.

It is an arithmetic number, because the mean of its divisors is an integer number (319860).

2^2025685 is an apocalyptic number.

It is an amenable number.

2025685 is a deficient number, since it is larger than the sum of its proper divisors (533195).

2025685 is a wasteful number, since it uses less digits than its factorization.

2025685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21347.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2025685 is about 1423.2656111914. The cubic root of 2025685 is about 126.5291636531.

It can be divided in two parts, 202 and 5685, that multiplied together give a triangular number (1148370 = T₁₅₁₅).

The spelling of 2025685 in words is "two million, twenty-five thousand, six hundred eighty-five".