55222214 has 8 divisors (see below), whose sum is σ = 83637840. Its totient is φ = 27342936.

The previous prime is 55222207. The next prime is 55222229. The reversal of 55222214 is 41222255.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55222214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133829 + ... + 134240.

It is an arithmetic number, because the mean of its divisors is an integer number (10454730).

Almost surely, 2^55222214 is an apocalyptic number.

55222214 is a deficient number, since it is larger than the sum of its proper divisors (28415626).

55222214 is a wasteful number, since it uses less digits than its factorization.

55222214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268174.

The product of its digits is 1600, while the sum is 23.

The square root of 55222214 is about 7431.1650499770. The cubic root of 55222214 is about 380.8067210625.

Adding to 55222214 its reverse (41222255), we get a palindrome (96444469).

The spelling of 55222214 in words is "fifty-five million, two hundred twenty-two thousand, two hundred fourteen".