55102206 has 16 divisors (see below), whose sum is σ = 111533184. Its totient is φ = 18145944.

The previous prime is 55102199. The next prime is 55102217. The reversal of 55102206 is 60220155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54826 + ... + 55821.

It is an arithmetic number, because the mean of its divisors is an integer number (6970824).

Almost surely, 2^55102206 is an apocalyptic number.

55102206 is an abundant number, since it is smaller than the sum of its proper divisors (56430978).

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

55102206 is a wasteful number, since it uses less digits than its factorization.

55102206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110735.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 55102206 is about 7423.0860159370. The cubic root of 55102206 is about 380.5306667091.

The spelling of 55102206 in words is "fifty-five million, one hundred two thousand, two hundred six".