54775 has 12 divisors (see below), whose sum is σ = 77872. Its totient is φ = 37440.

The previous prime is 54773. The next prime is 54779. The reversal of 54775 is 57745.

It is not a de Polignac number, because 54775 - 2¹ = 54773 is a prime.

It is a Duffinian 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 (54773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19 + ... + 331.

2⁵⁴⁷⁷⁵ is an apocalyptic number.

54775 is a deficient number, since it is larger than the sum of its proper divisors (23097).

54775 is a wasteful number, since it uses less digits than its factorization.

54775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 325 counting only the distinct ones).

The product of its digits is 4900, while the sum is 28.

The square root of 54775 is about 234.0405947694. The cubic root of 54775 is about 37.9775952878.

The spelling of 54775 in words is "fifty-four thousand, seven hundred seventy-five".