26648047 has 2 divisors, whose sum is σ = 26648048. Its totient is φ = 26648046.

The previous prime is 26648021. The next prime is 26648059. The reversal of 26648047 is 74084662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26648047 - 2¹⁹ = 26123759 is a prime.

It is a Chen prime.

It is equal to p_1662499 and since 26648047 and 1662499 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 26647997 and 26648015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26648077) 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, 13324023 + 13324024.

It is an arithmetic number, because the mean of its divisors is an integer number (13324024).

Almost surely, 2^26648047 is an apocalyptic number.

26648047 is a deficient number, since it is larger than the sum of its proper divisors (1).

26648047 is an equidigital number, since it uses as much as digits as its factorization.

26648047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 26648047 is about 5162.1746386576. The cubic root of 26648047 is about 298.6907650280.

The spelling of 26648047 in words is "twenty-six million, six hundred forty-eight thousand, forty-seven".