548330669 has 2 divisors, whose sum is σ = 548330670. Its totient is φ = 548330668.

The previous prime is 548330617. The next prime is 548330681. The reversal of 548330669 is 966033845.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 545222500 + 3108169 = 23350^2 + 1763^2 .

It is a cyclic number.

It is not a de Polignac number, because 548330669 - 2⁸ = 548330413 is a prime.

It is a super-2 number, since 2×548330669² = 601333045131975122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548330609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274165334 + 274165335.

It is an arithmetic number, because the mean of its divisors is an integer number (274165335).

Almost surely, 2^548330669 is an apocalyptic number.

It is an amenable number.

548330669 is a deficient number, since it is larger than the sum of its proper divisors (1).

548330669 is an equidigital number, since it uses as much as digits as its factorization.

548330669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 548330669 is about 23416.4614961356. The cubic root of 548330669 is about 818.4915103120.

The spelling of 548330669 in words is "five hundred forty-eight million, three hundred thirty thousand, six hundred sixty-nine".