26328265 has 4 divisors (see below), whose sum is σ = 31593924. Its totient is φ = 21062608.

The previous prime is 26328241. The next prime is 26328277. The reversal of 26328265 is 56282362.

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 3489424 + 22838841 = 1868^2 + 4779^2 .

It is a cyclic number.

It is not a de Polignac number, because 26328265 - 2⁵ = 26328233 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 26328265.

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 3 ways as a sum of consecutive naturals, for example, 2632822 + ... + 2632831.

It is an arithmetic number, because the mean of its divisors is an integer number (7898481).

Almost surely, 2^26328265 is an apocalyptic number.

It is an amenable number.

26328265 is a deficient number, since it is larger than the sum of its proper divisors (5265659).

26328265 is an equidigital number, since it uses as much as digits as its factorization.

26328265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5265658.

The product of its digits is 34560, while the sum is 34.

The square root of 26328265 is about 5131.1075802404. The cubic root of 26328265 is about 297.4911703238.

The spelling of 26328265 in words is "twenty-six million, three hundred twenty-eight thousand, two hundred sixty-five".