7722226307 has 2 divisors, whose sum is σ = 7722226308. Its totient is φ = 7722226306.

The previous prime is 7722226271. The next prime is 7722226331. The reversal of 7722226307 is 7036222277.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7722226307 is a prime.

It is not a weakly prime, because it can be changed into another prime (7722226397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3861113153 + 3861113154.

It is an arithmetic number, because the mean of its divisors is an integer number (3861113154).

Almost surely, 2^7722226307 is an apocalyptic number.

7722226307 is a deficient number, since it is larger than the sum of its proper divisors (1).

7722226307 is an equidigital number, since it uses as much as digits as its factorization.

7722226307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 7722226307 is about 87876.1987514253. The cubic root of 7722226307 is about 1976.5789910402.

The spelling of 7722226307 in words is "seven billion, seven hundred twenty-two million, two hundred twenty-six thousand, three hundred seven".