4003265 has 16 divisors (see below), whose sum is σ = 5730048. Its totient is φ = 2625216.

The previous prime is 4003253. The next prime is 4003271. The reversal of 4003265 is 5623004.

4003265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4003265 - 2⁶ = 4003201 is a prime.

It is a super-2 number, since 2×4003265² = 32052261320450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1682 + ... + 3291.

It is an arithmetic number, because the mean of its divisors is an integer number (358128).

Almost surely, 2^4003265 is an apocalyptic number.

It is an amenable number.

4003265 is a deficient number, since it is larger than the sum of its proper divisors (1726783).

4003265 is a wasteful number, since it uses less digits than its factorization.

4003265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5008.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 4003265 is about 2000.8160835019. The cubic root of 4003265 is about 158.7832839877.

Adding to 4003265 its reverse (5623004), we get a palindrome (9626269).

The spelling of 4003265 in words is "four million, three thousand, two hundred sixty-five".