65923 has 8 divisors (see below), whose sum is σ = 77616. Its totient is φ = 55200.

The previous prime is 65921. The next prime is 65927. The reversal of 65923 is 32956.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65923 - 2¹ = 65921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88 + ... + 373.

It is an arithmetic number, because the mean of its divisors is an integer number (9702).

2⁶⁵⁹²³ is an apocalyptic number.

65923 is a deficient number, since it is larger than the sum of its proper divisors (11693).

65923 is a wasteful number, since it uses less digits than its factorization.

65923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485.

The product of its digits is 1620, while the sum is 25.

The square root of 65923 is about 256.7547467916. The cubic root of 65923 is about 40.3966781571.

It can be divided in two parts, 65 and 923, that multiplied together give a palindrome (59995).

The spelling of 65923 in words is "sixty-five thousand, nine hundred twenty-three".