26854393 has 2 divisors, whose sum is σ = 26854394. Its totient is φ = 26854392.

The previous prime is 26854367. The next prime is 26854397. The reversal of 26854393 is 39345862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26296384 + 558009 = 5128^2 + 747^2 .

It is a cyclic number.

It is not a de Polignac number, because 26854393 - 2¹⁷ = 26723321 is a prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (26854397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13427196 + 13427197.

It is an arithmetic number, because the mean of its divisors is an integer number (13427197).

Almost surely, 2^26854393 is an apocalyptic number.

It is an amenable number.

26854393 is a deficient number, since it is larger than the sum of its proper divisors (1).

26854393 is an equidigital number, since it uses as much as digits as its factorization.

26854393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 40.

The square root of 26854393 is about 5182.1224416256. The cubic root of 26854393 is about 299.4597424715.

The spelling of 26854393 in words is "twenty-six million, eight hundred fifty-four thousand, three hundred ninety-three".