55093 has 4 divisors (see below), whose sum is σ = 56620. Its totient is φ = 53568.

The previous prime is 55079. The next prime is 55103. The reversal of 55093 is 39055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31684 + 23409 = 178^2 + 153^2 .

It is a cyclic number.

It is not a de Polignac number, because 55093 - 2⁵ = 55061 is a prime.

It is a Duffinian number.

55093 is a lucky number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708 + ... + 781.

It is an arithmetic number, because the mean of its divisors is an integer number (14155).

2⁵⁵⁰⁹³ is an apocalyptic number.

It is an amenable number.

55093 is a deficient number, since it is larger than the sum of its proper divisors (1527).

55093 is a wasteful number, since it uses less digits than its factorization.

55093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 55093 is about 234.7189809112. The cubic root of 55093 is about 38.0509473605.

The spelling of 55093 in words is "fifty-five thousand, ninety-three".