2204325540 has 72 divisors (see below), whose sum is σ = 6696700920. Its totient is φ = 586919424.

The previous prime is 2204325509. The next prime is 2204325547. The reversal of 2204325540 is 455234022.

It is a happy number.

2204325540 is a `hidden beast` number, since 220 + 432 + 5 + 5 + 4 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1394126244 + 810199296 = 37338^2 + 28464^2 .

It is not an unprimeable number, because it can be changed into a prime (2204325547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112816 + ... + 130904.

It is an arithmetic number, because the mean of its divisors is an integer number (93009735).

Almost surely, 2^2204325540 is an apocalyptic number.

2204325540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204325540 is an abundant number, since it is smaller than the sum of its proper divisors (4492375380).

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

2204325540 is a wasteful number, since it uses less digits than its factorization.

2204325540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18781 (or 18776 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2204325540 is about 46950.2453667710. The cubic root of 2204325540 is about 1301.4432767470.

Adding to 2204325540 its reverse (455234022), we get a palindrome (2659559562).

The spelling of 2204325540 in words is "two billion, two hundred four million, three hundred twenty-five thousand, five hundred forty".