26887351 has 2 divisors, whose sum is σ = 26887352. Its totient is φ = 26887350.

The previous prime is 26887327. The next prime is 26887361. The reversal of 26887351 is 15378862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26887351 - 2¹¹ = 26885303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26887361) 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, 13443675 + 13443676.

It is an arithmetic number, because the mean of its divisors is an integer number (13443676).

Almost surely, 2^26887351 is an apocalyptic number.

26887351 is a deficient number, since it is larger than the sum of its proper divisors (1).

26887351 is an equidigital number, since it uses as much as digits as its factorization.

26887351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 40.

The square root of 26887351 is about 5185.3014377180. The cubic root of 26887351 is about 299.5821998952.

The spelling of 26887351 in words is "twenty-six million, eight hundred eighty-seven thousand, three hundred fifty-one".