1805034204 has 36 divisors (see below), whose sum is σ = 4761106896. Its totient is φ = 575517888.

The previous prime is 1805034193. The next prime is 1805034239. The reversal of 1805034204 is 4024305081.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1089169 + ... + 1090824.

Almost surely, 2^1805034204 is an apocalyptic number.

It is an amenable number.

1805034204 is an abundant number, since it is smaller than the sum of its proper divisors (2956072692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1805034204 is a wasteful number, since it uses less digits than its factorization.

1805034204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180026 (or 2180021 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 1805034204 is about 42485.6941099001. The cubic root of 1805034204 is about 1217.5733822618.

Adding to 1805034204 its reverse (4024305081), we get a palindrome (5829339285).

The spelling of 1805034204 in words is "one billion, eight hundred five million, thirty-four thousand, two hundred four".