26726047 has 2 divisors, whose sum is σ = 26726048. Its totient is φ = 26726046.

The previous prime is 26726039. The next prime is 26726087. The reversal of 26726047 is 74062762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26726047 - 2³ = 26726039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26726087) 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, 13363023 + 13363024.

It is an arithmetic number, because the mean of its divisors is an integer number (13363024).

Almost surely, 2^26726047 is an apocalyptic number.

26726047 is a deficient number, since it is larger than the sum of its proper divisors (1).

26726047 is an equidigital number, since it uses as much as digits as its factorization.

26726047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 26726047 is about 5169.7240738747. The cubic root of 26726047 is about 298.9819081308.

The spelling of 26726047 in words is "twenty-six million, seven hundred twenty-six thousand, forty-seven".