26214401 has 2 divisors, whose sum is σ = 26214402. Its totient is φ = 26214400.

The previous prime is 26214379. The next prime is 26214413. The reversal of 26214401 is 10441262.

It is a Cunningham number, because it is equal to 5120²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26214400 + 1 = 5120^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 26214401 - 2⁶ = 26214337 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26214421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13107200 + 13107201.

It is an arithmetic number, because the mean of its divisors is an integer number (13107201).

It is a Proth number, since it is equal to 25 ⋅ 2²⁰ + 1 and 25 < 2²⁰.

Almost surely, 2^26214401 is an apocalyptic number.

It is an amenable number.

26214401 is a deficient number, since it is larger than the sum of its proper divisors (1).

26214401 is an equidigital number, since it uses as much as digits as its factorization.

26214401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 26214401 is about 5120.0000976562. Note that the first 4 decimals coincide. The cubic root of 26214401 is about 297.0616891286.

Adding to 26214401 its reverse (10441262), we get a palindrome (36655663).

The spelling of 26214401 in words is "twenty-six million, two hundred fourteen thousand, four hundred one".