548892469 has 2 divisors, whose sum is σ = 548892470. Its totient is φ = 548892468.

The previous prime is 548892451. The next prime is 548892473. The reversal of 548892469 is 964298845.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513928900 + 34963569 = 22670^2 + 5913^2 .

It is a cyclic number.

It is not a de Polignac number, because 548892469 - 2⁵ = 548892437 is a prime.

It is a super-2 number, since 2×548892469² = 602565885049831922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548892569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274446234 + 274446235.

It is an arithmetic number, because the mean of its divisors is an integer number (274446235).

Almost surely, 2^548892469 is an apocalyptic number.

It is an amenable number.

548892469 is a deficient number, since it is larger than the sum of its proper divisors (1).

548892469 is an equidigital number, since it uses as much as digits as its factorization.

548892469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4976640, while the sum is 55.

The square root of 548892469 is about 23428.4542597244. The cubic root of 548892469 is about 818.7709472799.

The spelling of 548892469 in words is "five hundred forty-eight million, eight hundred ninety-two thousand, four hundred sixty-nine".