2029227218 has 18 divisors (see below), whose sum is σ = 3107525967. Its totient is φ = 993813600.

The previous prime is 2029227163. The next prime is 2029227269. The reversal of 2029227218 is 8127229202.

It can be written as a sum of positive squares in 5 ways, for example, as 1962755809 + 66471409 = 44303^2 + 8153^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=31853.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3376118 + ... + 3376718.

Almost surely, 2^2029227218 is an apocalyptic number.

2029227218 is a deficient number, since it is larger than the sum of its proper divisors (1078298749).

2029227218 is an frugal number, since it uses more digits than its factorization.

2029227218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310 (or 656 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 2029227218 is about 45046.9446022702. The cubic root of 2029227218 is about 1266.0287252845.

The spelling of 2029227218 in words is "two billion, twenty-nine million, two hundred twenty-seven thousand, two hundred eighteen".