26641793 has 2 divisors, whose sum is σ = 26641794. Its totient is φ = 26641792.

The previous prime is 26641789. The next prime is 26641831. The reversal of 26641793 is 39714662.

It is an a-pointer prime, because the next prime (26641831) can be obtained adding 26641793 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21836929 + 4804864 = 4673^2 + 2192^2 .

It is a cyclic number.

It is not a de Polignac number, because 26641793 - 2² = 26641789 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26641733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13320896 + 13320897.

It is an arithmetic number, because the mean of its divisors is an integer number (13320897).

Almost surely, 2^26641793 is an apocalyptic number.

It is an amenable number.

26641793 is a deficient number, since it is larger than the sum of its proper divisors (1).

26641793 is an equidigital number, since it uses as much as digits as its factorization.

26641793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 26641793 is about 5161.5688506500. The cubic root of 26641793 is about 298.6673967339.

The spelling of 26641793 in words is "twenty-six million, six hundred forty-one thousand, seven hundred ninety-three".