2229536616 has 64 divisors (see below), whose sum is σ = 5777049600. Its totient is φ = 716280000.

The previous prime is 2229536599. The next prime is 2229536623. The reversal of 2229536616 is 6166359222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180775 + ... + 192713.

It is an arithmetic number, because the mean of its divisors is an integer number (90266400).

Almost surely, 2^2229536616 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 2229536616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2888524800).

2229536616 is an abundant number, since it is smaller than the sum of its proper divisors (3547512984).

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

2229536616 is a wasteful number, since it uses less digits than its factorization.

2229536616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12230 (or 12226 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 2229536616 is about 47217.9692066484. The cubic root of 2229536616 is about 1306.3860565805.

The spelling of 2229536616 in words is "two billion, two hundred twenty-nine million, five hundred thirty-six thousand, six hundred sixteen".