548819 has 4 divisors (see below), whose sum is σ = 560544. Its totient is φ = 537096.

The previous prime is 548791. The next prime is 548827. The reversal of 548819 is 918845.

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 548819 - 2¹² = 544723 is a prime.

It is a super-2 number, since 2×548819² = 602404589522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (548869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5792 + ... + 5885.

It is an arithmetic number, because the mean of its divisors is an integer number (140136).

2⁵⁴⁸⁸¹⁹ is an apocalyptic number.

548819 is a deficient number, since it is larger than the sum of its proper divisors (11725).

548819 is a wasteful number, since it uses less digits than its factorization.

548819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11724.

The product of its digits is 11520, while the sum is 35.

The square root of 548819 is about 740.8231907817. The cubic root of 548819 is about 81.8734414947.

The spelling of 548819 in words is "five hundred forty-eight thousand, eight hundred nineteen".