55910 has 8 divisors (see below), whose sum is σ = 100656. Its totient is φ = 22360.

The previous prime is 55903. The next prime is 55921. The reversal of 55910 is 1955.

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

It is an Ulam number.

It is a Curzon number.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

55910 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2786 + ... + 2805.

It is an arithmetic number, because the mean of its divisors is an integer number (12582).

2⁵⁵⁹¹⁰ is an apocalyptic number.

55910 is a deficient number, since it is larger than the sum of its proper divisors (44746).

55910 is a wasteful number, since it uses less digits than its factorization.

55910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5598.

The product of its (nonzero) digits is 225, while the sum is 20.

The square root of 55910 is about 236.4529551518. The cubic root of 55910 is about 38.2381169746.

The spelling of 55910 in words is "fifty-five thousand, nine hundred ten".