548949 has 8 divisors (see below), whose sum is σ = 749952. Its totient is φ = 356960.

The previous prime is 548927. The next prime is 548953. The reversal of 548949 is 949845.

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

It is a cyclic number.

It is not a de Polignac number, because 548949 - 2⁸ = 548693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2109 + ... + 2354.

It is an arithmetic number, because the mean of its divisors is an integer number (93744).

2⁵⁴⁸⁹⁴⁹ is an apocalyptic number.

It is an amenable number.

548949 is a deficient number, since it is larger than the sum of its proper divisors (201003).

548949 is a wasteful number, since it uses less digits than its factorization.

548949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4507.

The product of its digits is 51840, while the sum is 39.

The square root of 548949 is about 740.9109258204. The cubic root of 548949 is about 81.8799055002.

The spelling of 548949 in words is "five hundred forty-eight thousand, nine hundred forty-nine".