26967641 has 2 divisors, whose sum is σ = 26967642. Its totient is φ = 26967640.

The previous prime is 26967637. The next prime is 26967667. The reversal of 26967641 is 14676962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19009600 + 7958041 = 4360^2 + 2821^2 .

It is a cyclic number.

It is not a de Polignac number, because 26967641 - 2² = 26967637 is a prime.

It is a super-2 number, since 2×26967641² = 1454507322209762, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (26967671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13483820 + 13483821.

It is an arithmetic number, because the mean of its divisors is an integer number (13483821).

Almost surely, 2^26967641 is an apocalyptic number.

It is an amenable number.

26967641 is a deficient number, since it is larger than the sum of its proper divisors (1).

26967641 is an equidigital number, since it uses as much as digits as its factorization.

26967641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 26967641 is about 5193.0377429786. The cubic root of 26967641 is about 299.8801039414.

The spelling of 26967641 in words is "twenty-six million, nine hundred sixty-seven thousand, six hundred forty-one".