4065265 has 8 divisors (see below), whose sum is σ = 4982400. Its totient is φ = 3182832.

The previous prime is 4065241. The next prime is 4065283. The reversal of 4065265 is 5625604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4065265 - 2⁷ = 4065137 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8415 + ... + 8884.

It is an arithmetic number, because the mean of its divisors is an integer number (622800).

Almost surely, 2^4065265 is an apocalyptic number.

It is an amenable number.

4065265 is a deficient number, since it is larger than the sum of its proper divisors (917135).

4065265 is a wasteful number, since it uses less digits than its factorization.

4065265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17351.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 4065265 is about 2016.2502324860. The cubic root of 4065265 is about 159.5987995169.

It can be divided in two parts, 406 and 5265, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 4065265 in words is "four million, sixty-five thousand, two hundred sixty-five".