548240538 has 8 divisors (see below), whose sum is σ = 1096481088. Its totient is φ = 182746844.

The previous prime is 548240527. The next prime is 548240551. The reversal of 548240538 is 835042845.

548240538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

548240538 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 548240496 and 548240505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45686706 + ... + 45686717.

It is an arithmetic number, because the mean of its divisors is an integer number (137060136).

Almost surely, 2^548240538 is an apocalyptic number.

548240538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

548240538 is a wasteful number, since it uses less digits than its factorization.

548240538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91373428.

The product of its (nonzero) digits is 153600, while the sum is 39.

The square root of 548240538 is about 23414.5368948438. The cubic root of 548240538 is about 818.4466617654.

The spelling of 548240538 in words is "five hundred forty-eight million, two hundred forty thousand, five hundred thirty-eight".