2205720336 has 40 divisors (see below), whose sum is σ = 5998013920. Its totient is φ = 696542976.

The previous prime is 2205720323. The next prime is 2205720343. The reversal of 2205720336 is 6330275022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1208365 + ... + 1210188.

It is an arithmetic number, because the mean of its divisors is an integer number (149950348).

Almost surely, 2^2205720336 is an apocalyptic number.

It is an amenable number.

2205720336 is an abundant number, since it is smaller than the sum of its proper divisors (3792293584).

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

2205720336 is a wasteful number, since it uses less digits than its factorization.

2205720336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418583 (or 2418577 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 2205720336 is about 46965.0969976641. The cubic root of 2205720336 is about 1301.7177167227.

Adding to 2205720336 its reverse (6330275022), we get a palindrome (8535995358).

The spelling of 2205720336 in words is "two billion, two hundred five million, seven hundred twenty thousand, three hundred thirty-six".