65955 has 8 divisors (see below), whose sum is σ = 105552. Its totient is φ = 35168.

The previous prime is 65951. The next prime is 65957. The reversal of 65955 is 55956.

It is a happy number.

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 65955 - 2² = 65951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2184 + ... + 2213.

It is an arithmetic number, because the mean of its divisors is an integer number (13194).

2⁶⁵⁹⁵⁵ is an apocalyptic number.

65955 is a deficient number, since it is larger than the sum of its proper divisors (39597).

65955 is a wasteful number, since it uses less digits than its factorization.

65955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405.

The product of its digits is 6750, while the sum is 30.

The square root of 65955 is about 256.8170555084. The cubic root of 65955 is about 40.4032134816.

Subtracting from 65955 its reverse (55956), we obtain a palindrome (9999).

The spelling of 65955 in words is "sixty-five thousand, nine hundred fifty-five".