4540065 has 16 divisors (see below), whose sum is σ = 7294848. Its totient is φ = 2411136.

The previous prime is 4540061. The next prime is 4540079. The reversal of 4540065 is 5600454.

It is not a de Polignac number, because 4540065 - 2² = 4540061 is a prime.

It is a super-2 number, since 2×4540065² = 41224380408450, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4540061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4212 + ... + 5178.

It is an arithmetic number, because the mean of its divisors is an integer number (455928).

Almost surely, 2^4540065 is an apocalyptic number.

It is an amenable number.

4540065 is a deficient number, since it is larger than the sum of its proper divisors (2754783).

4540065 is a wasteful number, since it uses less digits than its factorization.

4540065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 4540065 is about 2130.7428282174. The cubic root of 4540065 is about 165.5848847904.

The spelling of 4540065 in words is "four million, five hundred forty thousand, sixty-five".