2223599616 has 234 divisors, whose sum is σ = 7477662192. Its totient is φ = 634798080.

The previous prime is 2223599593. The next prime is 2223599627. The reversal of 2223599616 is 6169953222.

2223599616 is a `hidden beast` number, since 2 + 2 + 23 + 5 + 9 + 9 + 616 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1805721 + ... + 1806951.

Almost surely, 2^2223599616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2223599616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3738831096).

2223599616 is an abundant number, since it is smaller than the sum of its proper divisors (5254062576).

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

2223599616 is a wasteful number, since it uses less digits than its factorization.

2223599616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275 (or 1243 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 2223599616 is about 47155.0592831777. The cubic root of 2223599616 is about 1305.2254404202.

The spelling of 2223599616 in words is "two billion, two hundred twenty-three million, five hundred ninety-nine thousand, six hundred sixteen".