538488547 has 4 divisors (see below), whose sum is σ = 551622456. Its totient is φ = 525354640.

The previous prime is 538488539. The next prime is 538488551. The reversal of 538488547 is 745884835.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 538488547 - 2³ = 538488539 is a prime.

It is a super-3 number, since 3×538488547³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 538488494 and 538488503.

It is not an unprimeable number, because it can be changed into a prime (538488647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6566893 + ... + 6566974.

It is an arithmetic number, because the mean of its divisors is an integer number (137905614).

Almost surely, 2^538488547 is an apocalyptic number.

538488547 is a deficient number, since it is larger than the sum of its proper divisors (13133909).

538488547 is a wasteful number, since it uses less digits than its factorization.

538488547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13133908.

The product of its digits is 4300800, while the sum is 52.

The square root of 538488547 is about 23205.3559981311. The cubic root of 538488547 is about 813.5648130473.

The spelling of 538488547 in words is "five hundred thirty-eight million, four hundred eighty-eight thousand, five hundred forty-seven".