4015265 has 4 divisors (see below), whose sum is σ = 4818324. Its totient is φ = 3212208.

The previous prime is 4015259. The next prime is 4015267. The reversal of 4015265 is 5625104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 717409 + 3297856 = 847^2 + 1816^2 .

It is a cyclic number.

It is not a de Polignac number, because 4015265 - 2⁶ = 4015201 is a prime.

It is a super-2 number, since 2×4015265² = 32244706040450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4015265.

It is not an unprimeable number, because it can be changed into a prime (4015267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401522 + ... + 401531.

It is an arithmetic number, because the mean of its divisors is an integer number (1204581).

Almost surely, 2^4015265 is an apocalyptic number.

It is an amenable number.

4015265 is a deficient number, since it is larger than the sum of its proper divisors (803059).

4015265 is an equidigital number, since it uses as much as digits as its factorization.

4015265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803058.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 4015265 is about 2003.8126159898. The cubic root of 4015265 is about 158.9417795096.

The spelling of 4015265 in words is "four million, fifteen thousand, two hundred sixty-five".