2087895 has 16 divisors (see below), whose sum is σ = 3373920. Its totient is φ = 1102464.

The previous prime is 2087879. The next prime is 2087903. The reversal of 2087895 is 5987802.

It is not a de Polignac number, because 2087895 - 2⁴ = 2087879 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997 + ... + 2273.

It is an arithmetic number, because the mean of its divisors is an integer number (210870).

2^2087895 is an apocalyptic number.

2087895 is a deficient number, since it is larger than the sum of its proper divisors (1286025).

2087895 is a wasteful number, since it uses less digits than its factorization.

2087895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 2087895 is about 1444.9550166009. The cubic root of 2087895 is about 127.8113880639.

The spelling of 2087895 in words is "two million, eighty-seven thousand, eight hundred ninety-five".