2665065 has 32 divisors (see below), whose sum is σ = 4677120. Its totient is φ = 1287936.

The previous prime is 2665063. The next prime is 2665081. The reversal of 2665065 is 5605662.

It is not a de Polignac number, because 2665065 - 2¹ = 2665063 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 (2665063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15319 + ... + 15491.

It is an arithmetic number, because the mean of its divisors is an integer number (146160).

2^2665065 is an apocalyptic number.

It is an amenable number.

2665065 is a deficient number, since it is larger than the sum of its proper divisors (2012055).

2665065 is a wasteful number, since it uses less digits than its factorization.

2665065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2665065 is about 1632.5026799365. The cubic root of 2665065 is about 138.6444859688.

The spelling of 2665065 in words is "two million, six hundred sixty-five thousand, sixty-five".