534448818 has 18 divisors (see below), whose sum is σ = 1158184989. Its totient is φ = 178116912.

The previous prime is 534448799. The next prime is 534448823. The reversal of 534448818 is 818844435.

It can be written as a sum of positive squares in 2 ways, for example, as 429857289 + 104591529 = 20733^2 + 10227^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=16347.

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, 95358 + ... + 100806.

Almost surely, 2^534448818 is an apocalyptic number.

534448818 is an abundant number, since it is smaller than the sum of its proper divisors (623736171).

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

534448818 is an frugal number, since it uses more digits than its factorization.

534448818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10906 (or 5454 counting only the distinct ones).

The product of its digits is 491520, while the sum is 45.

The square root of 534448818 is about 23118.1491041130. The cubic root of 534448818 is about 811.5252559497.

The spelling of 534448818 in words is "five hundred thirty-four million, four hundred forty-eight thousand, eight hundred eighteen".