2320065 has 48 divisors (see below), whose sum is σ = 4530240. Its totient is φ = 1088640.

The previous prime is 2320063. The next prime is 2320091. The reversal of 2320065 is 5600232.

It is not a de Polignac number, because 2320065 - 2¹ = 2320063 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320063) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21231 + ... + 21339.

It is an arithmetic number, because the mean of its divisors is an integer number (94380).

2^2320065 is an apocalyptic number.

It is an amenable number.

2320065 is a deficient number, since it is larger than the sum of its proper divisors (2210175).

2320065 is a wasteful number, since it uses less digits than its factorization.

2320065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2320065 is about 1523.1759583187. The cubic root of 2320065 is about 132.3833552762.

Adding to 2320065 its reverse (5600232), we get a palindrome (7920297).

The spelling of 2320065 in words is "two million, three hundred twenty thousand, sixty-five".