548407 has 2 divisors, whose sum is σ = 548408. Its totient is φ = 548406.

The previous prime is 548399. The next prime is 548417. The reversal of 548407 is 704845.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 548407 - 2³ = 548399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548417) by changing a digit.

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, 274203 + 274204.

It is an arithmetic number, because the mean of its divisors is an integer number (274204).

2⁵⁴⁸⁴⁰⁷ is an apocalyptic number.

548407 is a deficient number, since it is larger than the sum of its proper divisors (1).

548407 is an equidigital number, since it uses as much as digits as its factorization.

548407 is an odious number, because the sum of its binary digits is odd.

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

The square root of 548407 is about 740.5450695265. The cubic root of 548407 is about 81.8529488233.

The spelling of 548407 in words is "five hundred forty-eight thousand, four hundred seven".