26285565 has 8 divisors (see below), whose sum is σ = 42056928. Its totient is φ = 14018960.

The previous prime is 26285563. The next prime is 26285579. The reversal of 26285565 is 56558262.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26285565 - 2¹ = 26285563 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26285563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 876171 + ... + 876200.

It is an arithmetic number, because the mean of its divisors is an integer number (5257116).

Almost surely, 2^26285565 is an apocalyptic number.

It is an amenable number.

26285565 is a deficient number, since it is larger than the sum of its proper divisors (15771363).

26285565 is a wasteful number, since it uses less digits than its factorization.

26285565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752379.

The product of its digits is 144000, while the sum is 39.

The square root of 26285565 is about 5126.9449967793. The cubic root of 26285565 is about 297.3302564863.

The spelling of 26285565 in words is "twenty-six million, two hundred eighty-five thousand, five hundred sixty-five".