2895863 has 4 divisors (see below), whose sum is σ = 2903808. Its totient is φ = 2887920.

The previous prime is 2895859. The next prime is 2895869. The reversal of 2895863 is 3685982.

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 2895863 - 2² = 2895859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2895863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2895869) 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, 3398 + ... + 4163.

It is an arithmetic number, because the mean of its divisors is an integer number (725952).

2^2895863 is an apocalyptic number.

2895863 is a deficient number, since it is larger than the sum of its proper divisors (7945).

2895863 is an equidigital number, since it uses as much as digits as its factorization.

2895863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7944.

The product of its digits is 103680, while the sum is 41.

The square root of 2895863 is about 1701.7235380637. The cubic root of 2895863 is about 142.5364716331.

The spelling of 2895863 in words is "two million, eight hundred ninety-five thousand, eight hundred sixty-three".