2205321504 has 24 divisors (see below), whose sum is σ = 5788969200. Its totient is φ = 735107136.

The previous prime is 2205321497. The next prime is 2205321527. The reversal of 2205321504 is 4051235022.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11485954 + ... + 11486145.

It is an arithmetic number, because the mean of its divisors is an integer number (241207050).

Almost surely, 2^2205321504 is an apocalyptic number.

2205321504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2205321504 is an abundant number, since it is smaller than the sum of its proper divisors (3583647696).

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

2205321504 is a wasteful number, since it uses less digits than its factorization.

2205321504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22972112 (or 22972104 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2205321504 is about 46960.8507589034. The cubic root of 2205321504 is about 1301.6392543769.

Adding to 2205321504 its reverse (4051235022), we get a palindrome (6256556526).

The spelling of 2205321504 in words is "two billion, two hundred five million, three hundred twenty-one thousand, five hundred four".