9226661 has 2 divisors, whose sum is σ = 9226662. Its totient is φ = 9226660.

The previous prime is 9226619. The next prime is 9226667. The reversal of 9226661 is 1666229.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6400900 + 2825761 = 2530^2 + 1681^2 .

It is a cyclic number.

It is not a de Polignac number, because 9226661 - 2¹⁸ = 8964517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9226667) 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, 4613330 + 4613331.

It is an arithmetic number, because the mean of its divisors is an integer number (4613331).

Almost surely, 2^9226661 is an apocalyptic number.

It is an amenable number.

9226661 is a deficient number, since it is larger than the sum of its proper divisors (1).

9226661 is an equidigital number, since it uses as much as digits as its factorization.

9226661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 9226661 is about 3037.5419338669. The cubic root of 9226661 is about 209.7401244922.

The spelling of 9226661 in words is "nine million, two hundred twenty-six thousand, six hundred sixty-one".