26897323 has 2 divisors, whose sum is σ = 26897324. Its totient is φ = 26897322.

The previous prime is 26897303. The next prime is 26897329. The reversal of 26897323 is 32379862.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26897323 is a prime.

It is not a weakly prime, because it can be changed into another prime (26897329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13448661 + 13448662.

It is an arithmetic number, because the mean of its divisors is an integer number (13448662).

Almost surely, 2^26897323 is an apocalyptic number.

26897323 is a deficient number, since it is larger than the sum of its proper divisors (1).

26897323 is an equidigital number, since it uses as much as digits as its factorization.

26897323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The square root of 26897323 is about 5186.2629127340. The cubic root of 26897323 is about 299.6192317377.

The spelling of 26897323 in words is "twenty-six million, eight hundred ninety-seven thousand, three hundred twenty-three".