55330206 has 32 divisors (see below), whose sum is σ = 117637920. Its totient is φ = 17349248.

The previous prime is 55330199. The next prime is 55330211. The reversal of 55330206 is 60203355.

55330206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55330206² = 6122863392004872, which contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 28540 + ... + 30416.

It is an arithmetic number, because the mean of its divisors is an integer number (3676185).

Almost surely, 2^55330206 is an apocalyptic number.

55330206 is an abundant number, since it is smaller than the sum of its proper divisors (62307714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55330206 is a wasteful number, since it uses less digits than its factorization.

55330206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933 (or 1899 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 55330206 is about 7438.4276564339. The cubic root of 55330206 is about 381.0547933403.

The spelling of 55330206 in words is "fifty-five million, three hundred thirty thousand, two hundred six".