55826 has 8 divisors (see below), whose sum is σ = 84864.
Its totient is φ = 27540.
The previous prime is 55823. The next prime is 55829. The reversal of 55826 is 62855.
55826 is nontrivially palindromic in base 12.
It is an interprime number because it is at equal distance from previous prime (55823) and next prime (55829).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 55795 and 55804.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 55826.
It is not an unprimeable number, because it can be changed into a prime (55823) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71 + ... + 341.
It is an arithmetic number, because the mean of its divisors is an integer number (10608).
255826 is an apocalyptic number.
55826 is a deficient number, since it is larger than the sum of its proper divisors (29038).
55826 is a wasteful number, since it uses less digits than its factorization.
55826 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 376.
The product of its digits is 2400, while the sum is 26.
The square root of 55826 is about 236.2752631995.
The cubic root of 55826 is about 38.2189575412.
The spelling of 55826 in words is "fifty-five thousand, eight hundred twenty-six".