2805235 has 4 divisors (see below), whose sum is σ = 3366288. Its totient is φ = 2244184.

The previous prime is 2805233. The next prime is 2805247. The reversal of 2805235 is 5325082.

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 2805235 - 2¹ = 2805233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2805233) 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, 280519 + ... + 280528.

It is an arithmetic number, because the mean of its divisors is an integer number (841572).

2^2805235 is an apocalyptic number.

2805235 is a deficient number, since it is larger than the sum of its proper divisors (561053).

2805235 is an equidigital number, since it uses as much as digits as its factorization.

2805235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561052.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2805235 is about 1674.8835780436. The cubic root of 2805235 is about 141.0337595001.

The spelling of 2805235 in words is "two million, eight hundred five thousand, two hundred thirty-five".