2202214440 has 32 divisors (see below), whose sum is σ = 6606643680. Its totient is φ = 587257152.

The previous prime is 2202214439. The next prime is 2202214447. The reversal of 2202214440 is 444122022.

It is not an unprimeable number, because it can be changed into a prime (2202214447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9175774 + ... + 9176013.

It is an arithmetic number, because the mean of its divisors is an integer number (206457615).

Almost surely, 2^2202214440 is an apocalyptic number.

2202214440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202214440 is an abundant number, since it is smaller than the sum of its proper divisors (4404429240).

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

2202214440 is a wasteful number, since it uses less digits than its factorization.

2202214440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18351801 (or 18351797 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2202214440 is about 46927.7576707006. The cubic root of 2202214440 is about 1301.0276765385.

Adding to 2202214440 its reverse (444122022), we get a palindrome (2646336462).

The spelling of 2202214440 in words is "two billion, two hundred two million, two hundred fourteen thousand, four hundred forty".