548722 has 4 divisors (see below), whose sum is σ = 823086. Its totient is φ = 274360.

The previous prime is 548719. The next prime is 548749. The reversal of 548722 is 227845.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227845 = 5 ⋅45569.

It can be written as a sum of positive squares in only one way, i.e., 546121 + 2601 = 739^2 + 51^2 .

It is a plaindrome in base 12.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137179 + ... + 137182.

2⁵⁴⁸⁷²² is an apocalyptic number.

548722 is a deficient number, since it is larger than the sum of its proper divisors (274364).

548722 is a wasteful number, since it uses less digits than its factorization.

548722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274363.

The product of its digits is 4480, while the sum is 28.

The square root of 548722 is about 740.7577201758. The cubic root of 548722 is about 81.8686176871.

The spelling of 548722 in words is "five hundred forty-eight thousand, seven hundred twenty-two".