2205132804 has 36 divisors (see below), whose sum is σ = 6370384384. Its totient is φ = 630037872.

The previous prime is 2205132791. The next prime is 2205132823. The reversal of 2205132804 is 4082315022.

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

It is a super-2 number, since 2×2205132804² = 9725221366553804832, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4375012 + ... + 4375515.

Almost surely, 2^2205132804 is an apocalyptic number.

It is an amenable number.

2205132804 is an abundant number, since it is smaller than the sum of its proper divisors (4165251580).

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

2205132804 is a wasteful number, since it uses less digits than its factorization.

2205132804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8750544 (or 8750539 counting only the distinct ones).

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

The square root of 2205132804 is about 46958.8415955930. The cubic root of 2205132804 is about 1301.6021280694.

Adding to 2205132804 its reverse (4082315022), we get a palindrome (6287447826).

The spelling of 2205132804 in words is "two billion, two hundred five million, one hundred thirty-two thousand, eight hundred four".