55563273 has 16 divisors (see below), whose sum is σ = 82667200. Its totient is φ = 36884160.

The previous prime is 55563269. The next prime is 55563283. The reversal of 55563273 is 37236555.

55563273 is a `hidden beast` number, since 5 + 556 + 32 + 73 = 666.

55563273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55563273 - 2² = 55563269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55563203) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2238 + ... + 10776.

It is an arithmetic number, because the mean of its divisors is an integer number (5166700).

Almost surely, 2^55563273 is an apocalyptic number.

It is an amenable number.

55563273 is a deficient number, since it is larger than the sum of its proper divisors (27103927).

55563273 is a wasteful number, since it uses less digits than its factorization.

55563273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8789 (or 8783 counting only the distinct ones).

The product of its digits is 94500, while the sum is 36.

The square root of 55563273 is about 7454.0776089332. The cubic root of 55563273 is about 381.5890819035.

The spelling of 55563273 in words is "fifty-five million, five hundred sixty-three thousand, two hundred seventy-three".