7226608427 has 2 divisors, whose sum is σ = 7226608428. Its totient is φ = 7226608426.

The previous prime is 7226608399. The next prime is 7226608429. The reversal of 7226608427 is 7248066227.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7226608427 - 2²⁶ = 7159499563 is a prime.

Together with 7226608429, 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 (7226608429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3613304213 + 3613304214.

It is an arithmetic number, because the mean of its divisors is an integer number (3613304214).

Almost surely, 2^7226608427 is an apocalyptic number.

7226608427 is a deficient number, since it is larger than the sum of its proper divisors (1).

7226608427 is an equidigital number, since it uses as much as digits as its factorization.

7226608427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 44.

The square root of 7226608427 is about 85009.4608087829. The cubic root of 7226608427 is about 1933.3545628829.

The spelling of 7226608427 in words is "seven billion, two hundred twenty-six million, six hundred eight thousand, four hundred twenty-seven".