2861795 has 16 divisors (see below), whose sum is σ = 3564000. Its totient is φ = 2204928.

The previous prime is 2861777. The next prime is 2861801. The reversal of 2861795 is 5971682.

It is a cyclic number.

It is not a de Polignac number, because 2861795 - 2⁸ = 2861539 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 26201 + ... + 26309.

It is an arithmetic number, because the mean of its divisors is an integer number (222750).

2^2861795 is an apocalyptic number.

2861795 is a deficient number, since it is larger than the sum of its proper divisors (702205).

2861795 is a wasteful number, since it uses less digits than its factorization.

2861795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262.

The product of its digits is 30240, while the sum is 38.

The square root of 2861795 is about 1691.6840721600. The cubic root of 2861795 is about 141.9753147594.

The spelling of 2861795 in words is "two million, eight hundred sixty-one thousand, seven hundred ninety-five".