2220889922 has 8 divisors (see below), whose sum is σ = 3350591676. Its totient is φ = 1104026032.

The previous prime is 2220889921. The next prime is 2220889973. The reversal of 2220889922 is 2299880222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1995319561 + 225570361 = 44669^2 + 15019^2 .

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 (2220889921) 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, 3209033 + ... + 3209724.

Almost surely, 2^2220889922 is an apocalyptic number.

2220889922 is a deficient number, since it is larger than the sum of its proper divisors (1129701754).

2220889922 is a wasteful number, since it uses less digits than its factorization.

2220889922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6418932.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 2220889922 is about 47126.3187826081. The cubic root of 2220889922 is about 1304.6950393035.

The spelling of 2220889922 in words is "two billion, two hundred twenty million, eight hundred eighty-nine thousand, nine hundred twenty-two".