548533345 has 4 divisors (see below), whose sum is σ = 658240020. Its totient is φ = 438826672.

The previous prime is 548533343. The next prime is 548533379. The reversal of 548533345 is 543335845.

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

It can be written as a sum of positive squares in 2 ways, for example, as 278522721 + 270010624 = 16689^2 + 16432^2 .

It is a cyclic number.

It is not a de Polignac number, because 548533345 - 2¹ = 548533343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 548533298 and 548533307.

It is not an unprimeable number, because it can be changed into a prime (548533343) 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, 54853330 + ... + 54853339.

It is an arithmetic number, because the mean of its divisors is an integer number (164560005).

Almost surely, 2^548533345 is an apocalyptic number.

It is an amenable number.

548533345 is a deficient number, since it is larger than the sum of its proper divisors (109706675).

548533345 is a wasteful number, since it uses less digits than its factorization.

548533345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109706674.

The product of its digits is 432000, while the sum is 40.

The square root of 548533345 is about 23420.7887356511. The cubic root of 548533345 is about 818.5923425046.

The spelling of 548533345 in words is "five hundred forty-eight million, five hundred thirty-three thousand, three hundred forty-five".