65164 has 12 divisors (see below), whose sum is σ = 124488. Its totient is φ = 29600.

The previous prime is 65147. The next prime is 65167. The reversal of 65164 is 46156.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (65167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697 + ... + 784.

It is an arithmetic number, because the mean of its divisors is an integer number (10374).

2⁶⁵¹⁶⁴ is an apocalyptic number.

It is an amenable number.

65164 is a deficient number, since it is larger than the sum of its proper divisors (59324).

65164 is a wasteful number, since it uses less digits than its factorization.

65164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496 (or 1494 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 65164 is about 255.2724035222. The cubic root of 65164 is about 40.2410445207.

The spelling of 65164 in words is "sixty-five thousand, one hundred sixty-four".