55303166 has 16 divisors (see below), whose sum is σ = 84049920. Its totient is φ = 27289080.

The previous prime is 55303151. The next prime is 55303169. The reversal of 55303166 is 66130355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55303169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60251 + ... + 61161.

It is an arithmetic number, because the mean of its divisors is an integer number (5253120).

Almost surely, 2^55303166 is an apocalyptic number.

55303166 is a deficient number, since it is larger than the sum of its proper divisors (28746754).

55303166 is a wasteful number, since it uses less digits than its factorization.

55303166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 55303166 is about 7436.6098458908. The cubic root of 55303166 is about 380.9927091052.

The spelling of 55303166 in words is "fifty-five million, three hundred three thousand, one hundred sixty-six".