26040169 has 2 divisors, whose sum is σ = 26040170. Its totient is φ = 26040168.

The previous prime is 26040109. The next prime is 26040191. The reversal of 26040169 is 96104062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22924944 + 3115225 = 4788^2 + 1765^2 .

It is a cyclic number.

It is not a de Polignac number, because 26040169 - 2⁷ = 26040041 is a prime.

It is a super-2 number, since 2×26040169² = 1356180803097122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26040109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13020084 + 13020085.

It is an arithmetic number, because the mean of its divisors is an integer number (13020085).

Almost surely, 2^26040169 is an apocalyptic number.

It is an amenable number.

26040169 is a deficient number, since it is larger than the sum of its proper divisors (1).

26040169 is an equidigital number, since it uses as much as digits as its factorization.

26040169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 26040169 is about 5102.9568879229. The cubic root of 26040169 is about 296.4020930887.

The spelling of 26040169 in words is "twenty-six million, forty thousand, one hundred sixty-nine".