26255505 has 16 divisors (see below), whose sum is σ = 42096960. Its totient is φ = 13973568.

The previous prime is 26255483. The next prime is 26255507. The reversal of 26255505 is 50555262.

26255505 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 26255505 - 2⁶ = 26255441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26255507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6891 + ... + 9999.

It is an arithmetic number, because the mean of its divisors is an integer number (2631060).

Almost surely, 2^26255505 is an apocalyptic number.

It is an amenable number.

26255505 is a deficient number, since it is larger than the sum of its proper divisors (15841455).

26255505 is a wasteful number, since it uses less digits than its factorization.

26255505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 26255505 is about 5124.0125878066. The cubic root of 26255505 is about 297.2168716085.

The spelling of 26255505 in words is "twenty-six million, two hundred fifty-five thousand, five hundred five".