55236 has 12 divisors (see below), whose sum is σ = 128912. Its totient is φ = 18408.

The previous prime is 55229. The next prime is 55243. The reversal of 55236 is 63255.

It is an interprime number because it is at equal distance from previous prime (55229) and next prime (55243).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

55236 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2290 + ... + 2313.

2⁵⁵²³⁶ is an apocalyptic number.

It is an amenable number.

55236 is an abundant number, since it is smaller than the sum of its proper divisors (73676).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64456).

55236 is a wasteful number, since it uses less digits than its factorization.

55236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4610 (or 4608 counting only the distinct ones).

The product of its digits is 900, while the sum is 21.

The square root of 55236 is about 235.0234030900. The cubic root of 55236 is about 38.0838407373.

The spelling of 55236 in words is "fifty-five thousand, two hundred thirty-six".