2805063 has 4 divisors (see below), whose sum is σ = 3740088. Its totient is φ = 1870040.

The previous prime is 2805043. The next prime is 2805071. The reversal of 2805063 is 3605082.

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 2805063 - 2⁵ = 2805031 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2805043) 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, 467508 + ... + 467513.

It is an arithmetic number, because the mean of its divisors is an integer number (935022).

2^2805063 is an apocalyptic number.

2805063 is a deficient number, since it is larger than the sum of its proper divisors (935025).

2805063 is an equidigital number, since it uses as much as digits as its factorization.

2805063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935024.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2805063 is about 1674.8322304040. The cubic root of 2805063 is about 141.0308769962.

The spelling of 2805063 in words is "two million, eight hundred five thousand, sixty-three".