52775 has 6 divisors (see below), whose sum is σ = 65472. Its totient is φ = 42200.

The previous prime is 52769. The next prime is 52783. The reversal of 52775 is 57725.

It is not a de Polignac number, because 52775 - 2⁶ = 52711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1031 + ... + 1080.

It is an arithmetic number, because the mean of its divisors is an integer number (10912).

2⁵²⁷⁷⁵ is an apocalyptic number.

52775 is a deficient number, since it is larger than the sum of its proper divisors (12697).

52775 is a wasteful number, since it uses less digits than its factorization.

52775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121 (or 2116 counting only the distinct ones).

The product of its digits is 2450, while the sum is 26.

The square root of 52775 is about 229.7281001532. The cubic root of 52775 is about 37.5096271579.

Adding to 52775 its product of digits (2450), we get a square (55225 = 235²).

Subtracting 52775 from its reverse (57725), we obtain a triangular number (4950 = T₉₉).

The spelling of 52775 in words is "fifty-two thousand, seven hundred seventy-five".