2056895 has 4 divisors (see below), whose sum is σ = 2468280. Its totient is φ = 1645512.

The previous prime is 2056891. The next prime is 2056903. The reversal of 2056895 is 5986502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2056895 - 2² = 2056891 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205685 + ... + 205694.

It is an arithmetic number, because the mean of its divisors is an integer number (617070).

2^2056895 is an apocalyptic number.

2056895 is a deficient number, since it is larger than the sum of its proper divisors (411385).

2056895 is an equidigital number, since it uses as much as digits as its factorization.

2056895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411384.

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

The square root of 2056895 is about 1434.1879235302. The cubic root of 2056895 is about 127.1756719094.

The spelling of 2056895 in words is "two million, fifty-six thousand, eight hundred ninety-five".