65750 has 16 divisors (see below), whose sum is σ = 123552. Its totient is φ = 26200.

The previous prime is 65731. The next prime is 65761. The reversal of 65750 is 5756.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119 + ... + 381.

It is an arithmetic number, because the mean of its divisors is an integer number (7722).

2⁶⁵⁷⁵⁰ is an apocalyptic number.

65750 is a deficient number, since it is larger than the sum of its proper divisors (57802).

65750 is a wasteful number, since it uses less digits than its factorization.

65750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 65750 is about 256.4176280992. The cubic root of 65750 is about 40.3613098860.

It can be divided in two parts, 657 and 50, that added together give a palindrome (707).

The spelling of 65750 in words is "sixty-five thousand, seven hundred fifty".