2229337818 has 12 divisors (see below), whose sum is σ = 4830231978. Its totient is φ = 743112600.

The previous prime is 2229337787. The next prime is 2229337819. The reversal of 2229337818 is 8187339222.

It can be written as a sum of positive squares in only one way, i.e., 2082370689 + 146967129 = 45633^2 + 12123^2 .

It is a super-2 number, since 2×2229337818² = 9939894213530002248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2229337819) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 61926033 + ... + 61926068.

Almost surely, 2^2229337818 is an apocalyptic number.

2229337818 is an abundant number, since it is smaller than the sum of its proper divisors (2600894160).

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

2229337818 is a wasteful number, since it uses less digits than its factorization.

2229337818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123852109 (or 123852106 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 2229337818 is about 47215.8640501262. The cubic root of 2229337818 is about 1306.3472271883.

The spelling of 2229337818 in words is "two billion, two hundred twenty-nine million, three hundred thirty-seven thousand, eight hundred eighteen".