9426772447 has 2 divisors, whose sum is σ = 9426772448. Its totient is φ = 9426772446.

The previous prime is 9426772409. The next prime is 9426772457. The reversal of 9426772447 is 7442776249.

It is a happy number.

9426772447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9426772447 - 2⁷ = 9426772319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9426772394 and 9426772403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9426772457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4713386223 + 4713386224.

It is an arithmetic number, because the mean of its divisors is an integer number (4713386224).

Almost surely, 2^9426772447 is an apocalyptic number.

9426772447 is a deficient number, since it is larger than the sum of its proper divisors (1).

9426772447 is an equidigital number, since it uses as much as digits as its factorization.

9426772447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4741632, while the sum is 52.

The square root of 9426772447 is about 97091.5673320809. The cubic root of 9426772447 is about 2112.4560132386.

The spelling of 9426772447 in words is "nine billion, four hundred twenty-six million, seven hundred seventy-two thousand, four hundred forty-seven".