2221716072 has 32 divisors (see below), whose sum is σ = 5567143680. Its totient is φ = 738858240.

The previous prime is 2221716067. The next prime is 2221716083. The reversal of 2221716072 is 2706171222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96504 + ... + 117287.

It is an arithmetic number, because the mean of its divisors is an integer number (173973240).

Almost surely, 2^2221716072 is an apocalyptic number.

It is an amenable number.

2221716072 is an abundant number, since it is smaller than the sum of its proper divisors (3345427608).

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

2221716072 is a wasteful number, since it uses less digits than its factorization.

2221716072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214233 (or 214229 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 2221716072 is about 47135.0832395573. The cubic root of 2221716072 is about 1304.8567973103.

Adding to 2221716072 its reverse (2706171222), we get a palindrome (4927887294).

The spelling of 2221716072 in words is "two billion, two hundred twenty-one million, seven hundred sixteen thousand, seventy-two".