2065515 has 16 divisors (see below), whose sum is σ = 3449088. Its totient is φ = 1053536.

The previous prime is 2065501. The next prime is 2065523. The reversal of 2065515 is 5155602.

It is a cyclic number.

It is not a de Polignac number, because 2065515 - 2⁷ = 2065387 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2649 + ... + 3338.

It is an arithmetic number, because the mean of its divisors is an integer number (215568).

2^2065515 is an apocalyptic number.

2065515 is a deficient number, since it is larger than the sum of its proper divisors (1383573).

2065515 is a wasteful number, since it uses less digits than its factorization.

2065515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6018.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 2065515 is about 1437.1899665667. The cubic root of 2065515 is about 127.3530795165.

The spelling of 2065515 in words is "two million, sixty-five thousand, five hundred fifteen".