55356198 has 8 divisors (see below), whose sum is σ = 110712408. Its totient is φ = 18452064.

The previous prime is 55356187. The next prime is 55356209. The reversal of 55356198 is 89165355.

55356198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55356187) and next prime (55356209).

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

55356198 is an admirable number.

It is a Curzon number.

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, 4613011 + ... + 4613022.

It is an arithmetic number, because the mean of its divisors is an integer number (13839051).

Almost surely, 2^55356198 is an apocalyptic number.

55356198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55356198 is a wasteful number, since it uses less digits than its factorization.

55356198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9226038.

The product of its digits is 162000, while the sum is 42.

The square root of 55356198 is about 7440.1745947256. The cubic root of 55356198 is about 381.1144522885.

The spelling of 55356198 in words is "fifty-five million, three hundred fifty-six thousand, one hundred ninety-eight".