2216598328 has 16 divisors (see below), whose sum is σ = 4749853680. Its totient is φ = 949970688.

The previous prime is 2216598323. The next prime is 2216598341. The reversal of 2216598328 is 8238956122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216598323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19791001 + ... + 19791112.

It is an arithmetic number, because the mean of its divisors is an integer number (296865855).

Almost surely, 2^2216598328 is an apocalyptic number.

2216598328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2216598328 is an abundant number, since it is smaller than the sum of its proper divisors (2533255352).

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

2216598328 is a wasteful number, since it uses less digits than its factorization.

2216598328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39582126 (or 39582122 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 2216598328 is about 47080.7638850518. The cubic root of 2216598328 is about 1303.8541103551.

The spelling of 2216598328 in words is "two billion, two hundred sixteen million, five hundred ninety-eight thousand, three hundred twenty-eight".