26152169 has 2 divisors, whose sum is σ = 26152170. Its totient is φ = 26152168.

The previous prime is 26152157. The next prime is 26152193. The reversal of 26152169 is 96125162.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23396569 + 2755600 = 4837^2 + 1660^2 .

It is a cyclic number.

It is not a de Polignac number, because 26152169 - 2¹⁶ = 26086633 is a prime.

It is a super-2 number, since 2×26152169² = 1367871886809122, which contains 22 as substring.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (26152199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13076084 + 13076085.

It is an arithmetic number, because the mean of its divisors is an integer number (13076085).

Almost surely, 2^26152169 is an apocalyptic number.

It is an amenable number.

26152169 is a deficient number, since it is larger than the sum of its proper divisors (1).

26152169 is an equidigital number, since it uses as much as digits as its factorization.

26152169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 32.

The square root of 26152169 is about 5113.9191428884. The cubic root of 26152169 is about 296.8264317814.

The spelling of 26152169 in words is "twenty-six million, one hundred fifty-two thousand, one hundred sixty-nine".