26220419 has 2 divisors, whose sum is σ = 26220420. Its totient is φ = 26220418.

The previous prime is 26220377. The next prime is 26220421. The reversal of 26220419 is 91402262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26220419 - 2⁸ = 26220163 is a prime.

It is a super-2 number, since 2×26220419² = 1375020745071122, which contains 22 as substring.

Together with 26220421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26220449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13110209 + 13110210.

It is an arithmetic number, because the mean of its divisors is an integer number (13110210).

Almost surely, 2^26220419 is an apocalyptic number.

26220419 is a deficient number, since it is larger than the sum of its proper divisors (1).

26220419 is an equidigital number, since it uses as much as digits as its factorization.

26220419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 26220419 is about 5120.5877592323. The cubic root of 26220419 is about 297.0844193887.

The spelling of 26220419 in words is "twenty-six million, two hundred twenty thousand, four hundred nineteen".