26226009 has 6 divisors (see below), whose sum is σ = 37882026. Its totient is φ = 17484000.

The previous prime is 26225999. The next prime is 26226029. The reversal of 26226009 is 90062262.

It can be written as a sum of positive squares in only one way, i.e., 20115225 + 6110784 = 4485^2 + 2472^2 .

It is not a de Polignac number, because 26226009 - 2⁵ = 26225977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26226029) 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 5 ways as a sum of consecutive naturals, for example, 1456992 + ... + 1457009.

It is an arithmetic number, because the mean of its divisors is an integer number (6313671).

Almost surely, 2^26226009 is an apocalyptic number.

It is an amenable number.

26226009 is a deficient number, since it is larger than the sum of its proper divisors (11656017).

26226009 is a wasteful number, since it uses less digits than its factorization.

26226009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914007 (or 2914004 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 26226009 is about 5121.1335659207. The cubic root of 26226009 is about 297.1055299578.

The spelling of 26226009 in words is "twenty-six million, two hundred twenty-six thousand, nine".