2320015 has 4 divisors (see below), whose sum is σ = 2784024. Its totient is φ = 1856008.

The previous prime is 2320001. The next prime is 2320039. The reversal of 2320015 is 5100232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2320015 - 2⁷ = 2319887 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2319977 and 2320004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231997 + ... + 232006.

It is an arithmetic number, because the mean of its divisors is an integer number (696006).

2^2320015 is an apocalyptic number.

2320015 is a deficient number, since it is larger than the sum of its proper divisors (464009).

2320015 is an equidigital number, since it uses as much as digits as its factorization.

2320015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464008.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 2320015 is about 1523.1595451561. The cubic root of 2320015 is about 132.3824042662.

Adding to 2320015 its reverse (5100232), we get a palindrome (7420247).

The spelling of 2320015 in words is "two million, three hundred twenty thousand, fifteen".