2065895 has 16 divisors (see below), whose sum is σ = 2745120. Its totient is φ = 1482624.

The previous prime is 2065879. The next prime is 2065897. The reversal of 2065895 is 5985602.

It is not a de Polignac number, because 2065895 - 2⁴ = 2065879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1976 + ... + 2834.

It is an arithmetic number, because the mean of its divisors is an integer number (171570).

2^2065895 is an apocalyptic number.

2065895 is a deficient number, since it is larger than the sum of its proper divisors (679225).

2065895 is a wasteful number, since it uses less digits than its factorization.

2065895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 2065895 is about 1437.3221629127. The cubic root of 2065895 is about 127.3608889010.

Multiplying 2065895 by its sum of digits (35), we get a triangular number (72306325 = T₁₂₀₂₅).

The spelling of 2065895 in words is "two million, sixty-five thousand, eight hundred ninety-five".