538543325 has 12 divisors (see below), whose sum is σ = 685843380. Its totient is φ = 419189760.

The previous prime is 538543303. The next prime is 538543333. The reversal of 538543325 is 523345835.

It can be written as a sum of positive squares in 6 ways, for example, as 31663129 + 506880196 = 5627^2 + 22514^2 .

It is not a de Polignac number, because 538543325 - 2¹⁴ = 538526941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 290180 + ... + 292029.

It is an arithmetic number, because the mean of its divisors is an integer number (57153615).

Almost surely, 2^538543325 is an apocalyptic number.

It is an amenable number.

538543325 is a deficient number, since it is larger than the sum of its proper divisors (147300055).

538543325 is a wasteful number, since it uses less digits than its factorization.

538543325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582256 (or 582251 counting only the distinct ones).

The product of its digits is 216000, while the sum is 38.

The square root of 538543325 is about 23206.5362559775. The cubic root of 538543325 is about 813.5923988660.

The spelling of 538543325 in words is "five hundred thirty-eight million, five hundred forty-three thousand, three hundred twenty-five".