2065915 has 4 divisors (see below), whose sum is σ = 2479104. Its totient is φ = 1652728.

The previous prime is 2065907. The next prime is 2065937. The reversal of 2065915 is 5195602.

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 2065915 - 2³ = 2065907 is a prime.

It is a Duffinian 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, 206587 + ... + 206596.

It is an arithmetic number, because the mean of its divisors is an integer number (619776).

2^2065915 is an apocalyptic number.

2065915 is a deficient number, since it is larger than the sum of its proper divisors (413189).

2065915 is an equidigital number, since it uses as much as digits as its factorization.

2065915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413188.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 2065915 is about 1437.3291202783. The cubic root of 2065915 is about 127.3612998947.

The spelling of 2065915 in words is "two million, sixty-five thousand, nine hundred fifteen".