26869459 has 2 divisors, whose sum is σ = 26869460. Its totient is φ = 26869458.

The previous prime is 26869441. The next prime is 26869471. The reversal of 26869459 is 95496862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26869459 - 2¹¹ = 26867411 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26869429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13434729 + 13434730.

It is an arithmetic number, because the mean of its divisors is an integer number (13434730).

Almost surely, 2^26869459 is an apocalyptic number.

26869459 is a deficient number, since it is larger than the sum of its proper divisors (1).

26869459 is an equidigital number, since it uses as much as digits as its factorization.

26869459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 49.

The square root of 26869459 is about 5183.5758892872. The cubic root of 26869459 is about 299.5157335220.

The spelling of 26869459 in words is "twenty-six million, eight hundred sixty-nine thousand, four hundred fifty-nine".