55321214 has 8 divisors (see below), whose sum is σ = 89365080. Its totient is φ = 25532856.

The previous prime is 55321207. The next prime is 55321223. The reversal of 55321214 is 41212355.

55321214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55321214.

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 3 ways as a sum of consecutive naturals, for example, 1063844 + ... + 1063895.

It is an arithmetic number, because the mean of its divisors is an integer number (11170635).

Almost surely, 2^55321214 is an apocalyptic number.

55321214 is a deficient number, since it is larger than the sum of its proper divisors (34043866).

55321214 is a wasteful number, since it uses less digits than its factorization.

55321214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127754.

The product of its digits is 1200, while the sum is 23.

The square root of 55321214 is about 7437.8232030615. The cubic root of 55321214 is about 381.0341498221.

Adding to 55321214 its reverse (41212355), we get a palindrome (96533569).

The spelling of 55321214 in words is "fifty-five million, three hundred twenty-one thousand, two hundred fourteen".