26545265 has 4 divisors (see below), whose sum is σ = 31854324. Its totient is φ = 21236208.

The previous prime is 26545241. The next prime is 26545283. The reversal of 26545265 is 56254562.

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 4857616 + 21687649 = 2204^2 + 4657^2 .

It is a cyclic number.

It is not a de Polignac number, because 26545265 - 2⁸ = 26545009 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 2654522 + ... + 2654531.

It is an arithmetic number, because the mean of its divisors is an integer number (7963581).

Almost surely, 2^26545265 is an apocalyptic number.

It is an amenable number.

26545265 is a deficient number, since it is larger than the sum of its proper divisors (5309059).

26545265 is an equidigital number, since it uses as much as digits as its factorization.

26545265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309058.

The product of its digits is 72000, while the sum is 35.

The square root of 26545265 is about 5152.2097201104. The cubic root of 26545265 is about 298.3062516814.

The spelling of 26545265 in words is "twenty-six million, five hundred forty-five thousand, two hundred sixty-five".