2216526722 has 8 divisors (see below), whose sum is σ = 3432041472. Its totient is φ = 1072512900.

The previous prime is 2216526713. The next prime is 2216526737. The reversal of 2216526722 is 2276256122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17875154 + ... + 17875277.

It is an arithmetic number, because the mean of its divisors is an integer number (429005184).

Almost surely, 2^2216526722 is an apocalyptic number.

2216526722 is a deficient number, since it is larger than the sum of its proper divisors (1215514750).

2216526722 is a wasteful number, since it uses less digits than its factorization.

2216526722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35750464.

The product of its digits is 40320, while the sum is 35.

The square root of 2216526722 is about 47080.0034197110. The cubic root of 2216526722 is about 1303.8400701053.

The spelling of 2216526722 in words is "two billion, two hundred sixteen million, five hundred twenty-six thousand, seven hundred twenty-two".