26616265 has 16 divisors (see below), whose sum is σ = 34546176. Its totient is φ = 19569600.

The previous prime is 26616263. The next prime is 26616299. The reversal of 26616265 is 56261662.

It is not a de Polignac number, because 26616265 - 2¹ = 26616263 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 26616265.

It is not an unprimeable number, because it can be changed into a prime (26616263) by changing a digit.

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, 16860 + ... + 18370.

It is an arithmetic number, because the mean of its divisors is an integer number (2159136).

Almost surely, 2^26616265 is an apocalyptic number.

It is an amenable number.

26616265 is a deficient number, since it is larger than the sum of its proper divisors (7929911).

26616265 is a wasteful number, since it uses less digits than its factorization.

26616265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800.

The product of its digits is 25920, while the sum is 34.

The square root of 26616265 is about 5159.0953664378. The cubic root of 26616265 is about 298.5719725031.

The spelling of 26616265 in words is "twenty-six million, six hundred sixteen thousand, two hundred sixty-five".