9922777 has 2 divisors, whose sum is σ = 9922778. Its totient is φ = 9922776.

The previous prime is 9922763. The next prime is 9922811. The reversal of 9922777 is 7772299.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9585216 + 337561 = 3096^2 + 581^2 .

It is a cyclic number.

It is not a de Polignac number, because 9922777 - 2¹⁵ = 9890009 is a prime.

It is an Ulam number.

9922777 is a lucky number.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (9922277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4961388 + 4961389.

It is an arithmetic number, because the mean of its divisors is an integer number (4961389).

Almost surely, 2^9922777 is an apocalyptic number.

It is an amenable number.

9922777 is a deficient number, since it is larger than the sum of its proper divisors (1).

9922777 is an equidigital number, since it uses as much as digits as its factorization.

9922777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 111132, while the sum is 43.

The square root of 9922777 is about 3150.0439679471. The cubic root of 9922777 is about 214.8874622871.

The spelling of 9922777 in words is "nine million, nine hundred twenty-two thousand, seven hundred seventy-seven".