2215788922 has 8 divisors (see below), whose sum is σ = 3430899072. Its totient is φ = 1072155900.

The previous prime is 2215788907. The next prime is 2215788923. The reversal of 2215788922 is 2298875122.

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

It is not an unprimeable number, because it can be changed into a prime (2215788923) by changing a digit.

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, 17869204 + ... + 17869327.

It is an arithmetic number, because the mean of its divisors is an integer number (428862384).

Almost surely, 2^2215788922 is an apocalyptic number.

2215788922 is a deficient number, since it is larger than the sum of its proper divisors (1215110150).

2215788922 is a wasteful number, since it uses less digits than its factorization.

2215788922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35738564.

The product of its digits is 322560, while the sum is 46.

The square root of 2215788922 is about 47072.1671691457. The cubic root of 2215788922 is about 1303.6953872931.

The spelling of 2215788922 in words is "two billion, two hundred fifteen million, seven hundred eighty-eight thousand, nine hundred twenty-two".