2216964528 has 120 divisors (see below), whose sum is σ = 6312720960. Its totient is φ = 726192000.

The previous prime is 2216964527. The next prime is 2216964539. The reversal of 2216964528 is 8254696122.

2216964528 is a `hidden beast` number, since 2 + 2 + 1 + 69 + 64 + 528 = 666.

It is not an unprimeable number, because it can be changed into a prime (2216964527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2999583 + ... + 3000321.

It is an arithmetic number, because the mean of its divisors is an integer number (52606008).

Almost surely, 2^2216964528 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 2216964528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3156360480).

2216964528 is an abundant number, since it is smaller than the sum of its proper divisors (4095756432).

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

2216964528 is a wasteful number, since it uses less digits than its factorization.

2216964528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087 (or 1078 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 2216964528 is about 47084.6527862317. The cubic root of 2216964528 is about 1303.9259088218.

The spelling of 2216964528 in words is "two billion, two hundred sixteen million, nine hundred sixty-four thousand, five hundred twenty-eight".