2025855 has 24 divisors (see below), whose sum is σ = 3782688. Its totient is φ = 997056.

The previous prime is 2025833. The next prime is 2025869. The reversal of 2025855 is 5585202.

It is not a de Polignac number, because 2025855 - 2⁶ = 2025791 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1147 + ... + 2316.

It is an arithmetic number, because the mean of its divisors is an integer number (157612).

2^2025855 is an apocalyptic number.

2025855 is a deficient number, since it is larger than the sum of its proper divisors (1756833).

2025855 is a wasteful number, since it uses less digits than its factorization.

2025855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3487 (or 3484 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 2025855 is about 1423.3253317496. The cubic root of 2025855 is about 126.5327030906.

The spelling of 2025855 in words is "two million, twenty-five thousand, eight hundred fifty-five".