2205599394 has 16 divisors (see below), whose sum is σ = 4437615168. Its totient is φ = 730797072.

The previous prime is 2205599393. The next prime is 2205599411. The reversal of 2205599394 is 4939955022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2205599393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1099597 + ... + 1101600.

It is an arithmetic number, because the mean of its divisors is an integer number (277350948).

Almost surely, 2^2205599394 is an apocalyptic number.

2205599394 is an abundant number, since it is smaller than the sum of its proper divisors (2232015774).

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

2205599394 is a wasteful number, since it uses less digits than its factorization.

2205599394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201369.

The product of its (nonzero) digits is 874800, while the sum is 48.

The square root of 2205599394 is about 46963.8094068188. The cubic root of 2205599394 is about 1301.6939247639.

The spelling of 2205599394 in words is "two billion, two hundred five million, five hundred ninety-nine thousand, three hundred ninety-four".