2205304004 has 6 divisors (see below), whose sum is σ = 3859282014. Its totient is φ = 1102652000.

The previous prime is 2205304001. The next prime is 2205304037. The reversal of 2205304004 is 4004035022.

It can be written as a sum of positive squares in only one way, i.e., 2176035904 + 29268100 = 46648^2 + 5410^2 .

It is not an unprimeable number, because it can be changed into a prime (2205304001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275662997 + ... + 275663004.

It is an arithmetic number, because the mean of its divisors is an integer number (643213669).

Almost surely, 2^2205304004 is an apocalyptic number.

It is an amenable number.

2205304004 is a deficient number, since it is larger than the sum of its proper divisors (1653978010).

2205304004 is a wasteful number, since it uses less digits than its factorization.

2205304004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551326005 (or 551326003 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2205304004 is about 46960.6644331189. The cubic root of 2205304004 is about 1301.6358113797.

Adding to 2205304004 its reverse (4004035022), we get a palindrome (6209339026).

The spelling of 2205304004 in words is "two billion, two hundred five million, three hundred four thousand, four".