2205635 has 4 divisors (see below), whose sum is σ = 2646768. Its totient is φ = 1764504.

The previous prime is 2205629. The next prime is 2205649. The reversal of 2205635 is 5365022.

It is a happy number.

2205635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2205635 - 2¹² = 2201539 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 2205635.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220559 + ... + 220568.

It is an arithmetic number, because the mean of its divisors is an integer number (661692).

2^2205635 is an apocalyptic number.

2205635 is a deficient number, since it is larger than the sum of its proper divisors (441133).

2205635 is an equidigital number, since it uses as much as digits as its factorization.

2205635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441132.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2205635 is about 1485.1380407221. The cubic root of 2205635 is about 130.1700929340.

The spelling of 2205635 in words is "two million, two hundred five thousand, six hundred thirty-five".