55305266 has 8 divisors (see below), whose sum is σ = 83258220. Its totient is φ = 27552528.

The previous prime is 55305259. The next prime is 55305281. The reversal of 55305266 is 66250355.

55305266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 54449641 + 855625 = 7379^2 + 925^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49361 + ... + 50468.

Almost surely, 2^55305266 is an apocalyptic number.

55305266 is a deficient number, since it is larger than the sum of its proper divisors (27952954).

55305266 is a wasteful number, since it uses less digits than its factorization.

55305266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100108.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 55305266 is about 7436.7510379197. The cubic root of 55305266 is about 380.9975314606.

The spelling of 55305266 in words is "fifty-five million, three hundred five thousand, two hundred sixty-six".