2204855 has 8 divisors (see below), whose sum is σ = 2785200. Its totient is φ = 1670976.

The previous prime is 2204843. The next prime is 2204863. The reversal of 2204855 is 5584022.

2204855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2204855 is a prime.

It is a super-2 number, since 2×2204855² = 9722771142050, which contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 11510 + ... + 11699.

It is an arithmetic number, because the mean of its divisors is an integer number (348150).

2^2204855 is an apocalyptic number.

2204855 is a deficient number, since it is larger than the sum of its proper divisors (580345).

2204855 is a wasteful number, since it uses less digits than its factorization.

2204855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23233.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2204855 is about 1484.8754156494. The cubic root of 2204855 is about 130.1547466892.

Adding to 2204855 its reverse (5584022), we get a palindrome (7788877).

The spelling of 2204855 in words is "two million, two hundred four thousand, eight hundred fifty-five".