9227021 has 2 divisors, whose sum is σ = 9227022. Its totient is φ = 9227020.

The previous prime is 9227003. The next prime is 9227041. The reversal of 9227021 is 1207229.

9227021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7236100 + 1990921 = 2690^2 + 1411^2 .

It is a cyclic number.

It is not a de Polignac number, because 9227021 - 2⁶ = 9226957 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9227041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4613510 + 4613511.

It is an arithmetic number, because the mean of its divisors is an integer number (4613511).

Almost surely, 2^9227021 is an apocalyptic number.

It is an amenable number.

9227021 is a deficient number, since it is larger than the sum of its proper divisors (1).

9227021 is an equidigital number, since it uses as much as digits as its factorization.

9227021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 9227021 is about 3037.6011917301. The cubic root of 9227021 is about 209.7428522924.

The spelling of 9227021 in words is "nine million, two hundred twenty-seven thousand, twenty-one".