26327261 has 2 divisors, whose sum is σ = 26327262. Its totient is φ = 26327260.

The previous prime is 26327251. The next prime is 26327263. The reversal of 26327261 is 16272362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26327161 + 100 = 5131^2 + 10^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26327261 is a prime.

Together with 26327263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26327263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13163630 + 13163631.

It is an arithmetic number, because the mean of its divisors is an integer number (13163631).

Almost surely, 2^26327261 is an apocalyptic number.

It is an amenable number.

26327261 is a deficient number, since it is larger than the sum of its proper divisors (1).

26327261 is an equidigital number, since it uses as much as digits as its factorization.

26327261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 29.

The square root of 26327261 is about 5131.0097446799. The cubic root of 26327261 is about 297.4873887741.

The spelling of 26327261 in words is "twenty-six million, three hundred twenty-seven thousand, two hundred sixty-one".