2204305 has 8 divisors (see below), whose sum is σ = 2800872. Its totient is φ = 1659648.

The previous prime is 2204273. The next prime is 2204327. The reversal of 2204305 is 5034022.

It can be written as a sum of positive squares in 4 ways, for example, as 219024 + 1985281 = 468^2 + 1409^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2204305 - 2⁵ = 2204273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12882 + ... + 13051.

It is an arithmetic number, because the mean of its divisors is an integer number (350109).

2^2204305 is an apocalyptic number.

It is an amenable number.

2204305 is a deficient number, since it is larger than the sum of its proper divisors (596567).

2204305 is a wasteful number, since it uses less digits than its factorization.

2204305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25955.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2204305 is about 1484.6902033758. The cubic root of 2204305 is about 130.1439234433.

Adding to 2204305 its reverse (5034022), we get a palindrome (7238327).

It can be divided in two parts, 2204 and 305, that multiplied together give a triangular number (672220 = T₁₁₅₉).

The spelling of 2204305 in words is "two million, two hundred four thousand, three hundred five".