55542214 has 32 divisors (see below), whose sum is σ = 103864320. Its totient is φ = 21688992.

The previous prime is 55542211. The next prime is 55542229. The reversal of 55542214 is 41224555.

55542214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55542211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12447 + ... + 16309.

It is an arithmetic number, because the mean of its divisors is an integer number (3245760).

Almost surely, 2^55542214 is an apocalyptic number.

55542214 is a deficient number, since it is larger than the sum of its proper divisors (48322106).

55542214 is a wasteful number, since it uses less digits than its factorization.

55542214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3964.

The product of its digits is 8000, while the sum is 28.

The square root of 55542214 is about 7452.6648925066. The cubic root of 55542214 is about 381.5408672017.

Adding to 55542214 its reverse (41224555), we get a palindrome (96766769).

The spelling of 55542214 in words is "fifty-five million, five hundred forty-two thousand, two hundred fourteen".