2205500290 has 64 divisors (see below), whose sum is σ = 4742841600. Its totient is φ = 737681280.

The previous prime is 2205500281. The next prime is 2205500327. The reversal of 2205500290 is 920055022.

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 31 ways as a sum of consecutive naturals, for example, 132789 + ... + 148471.

It is an arithmetic number, because the mean of its divisors is an integer number (74106900).

Almost surely, 2^2205500290 is an apocalyptic number.

2205500290 is an abundant number, since it is smaller than the sum of its proper divisors (2537341310).

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

2205500290 is a wasteful number, since it uses less digits than its factorization.

2205500290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15752 (or 15738 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2205500290 is about 46962.7542846456. The cubic root of 2205500290 is about 1301.6744281731.

The spelling of 2205500290 in words is "two billion, two hundred five million, five hundred thousand, two hundred ninety".