538284573 has 54 divisors (see below), whose sum is σ = 854184474. Its totient is φ = 326579904.

The previous prime is 538284569. The next prime is 538284577. The reversal of 538284573 is 375482835.

538284573 is a `hidden beast` number, since 53 + 8 + 28 + 4 + 573 = 666.

It is an interprime number because it is at equal distance from previous prime (538284569) and next prime (538284577).

It can be written as a sum of positive squares in 3 ways, for example, as 243921924 + 294362649 = 15618^2 + 17157^2 .

It is not a de Polignac number, because 538284573 - 2² = 538284569 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538284577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 2732311 + ... + 2732507.

It is an arithmetic number, because the mean of its divisors is an integer number (15818231).

Almost surely, 2^538284573 is an apocalyptic number.

It is an amenable number.

538284573 is a deficient number, since it is larger than the sum of its proper divisors (315899901).

538284573 is a wasteful number, since it uses less digits than its factorization.

538284573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299 (or 248 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 538284573 is about 23200.9606051129. The cubic root of 538284573 is about 813.4620767079.

The spelling of 538284573 in words is "five hundred thirty-eight million, two hundred eighty-four thousand, five hundred seventy-three".