5223033218 has 18 divisors (see below), whose sum is σ = 8485724457. Its totient is φ = 2410017480.

The previous prime is 5223033169. The next prime is 5223033271. The reversal of 5223033218 is 8123303225.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4465847929 + 757185289 = 66827^2 + 27517^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=51103.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1326713 + ... + 1330643.

Almost surely, 2^5223033218 is an apocalyptic number.

5223033218 is a deficient number, since it is larger than the sum of its proper divisors (3262691239).

5223033218 is an frugal number, since it uses more digits than its factorization.

5223033218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7890 (or 3946 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 5223033218 is about 72270.5556779523. Note that the first 3 decimals coincide. The cubic root of 5223033218 is about 1735.0324269810.

The spelling of 5223033218 in words is "five billion, two hundred twenty-three million, thirty-three thousand, two hundred eighteen".