4260065 has 4 divisors (see below), whose sum is σ = 5112084. Its totient is φ = 3408048.

The previous prime is 4260049. The next prime is 4260073. The reversal of 4260065 is 5600624.

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 1661521 + 2598544 = 1289^2 + 1612^2 .

It is a cyclic number.

It is not a de Polignac number, because 4260065 - 2⁴ = 4260049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4260065.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426002 + ... + 426011.

It is an arithmetic number, because the mean of its divisors is an integer number (1278021).

Almost surely, 2^4260065 is an apocalyptic number.

It is an amenable number.

4260065 is a deficient number, since it is larger than the sum of its proper divisors (852019).

4260065 is an equidigital number, since it uses as much as digits as its factorization.

4260065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852018.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4260065 is about 2063.9924902964. The cubic root of 4260065 is about 162.1083586383.

Adding to 4260065 its reverse (5600624), we get a palindrome (9860689).

The spelling of 4260065 in words is "four million, two hundred sixty thousand, sixty-five".