9227861 has 2 divisors, whose sum is σ = 9227862. Its totient is φ = 9227860.

The previous prime is 9227851. The next prime is 9227879. The reversal of 9227861 is 1687229.

It is a happy number.

9227861 is digitally balanced in base 2, 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., 5640625 + 3587236 = 2375^2 + 1894^2 .

It is a cyclic number.

It is not a de Polignac number, because 9227861 - 2⁶ = 9227797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9227851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4613930 + 4613931.

It is an arithmetic number, because the mean of its divisors is an integer number (4613931).

Almost surely, 2^9227861 is an apocalyptic number.

It is an amenable number.

9227861 is a deficient number, since it is larger than the sum of its proper divisors (1).

9227861 is an equidigital number, since it uses as much as digits as its factorization.

9227861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 9227861 is about 3037.7394555821. The cubic root of 9227861 is about 209.7492168836.

The spelling of 9227861 in words is "nine million, two hundred twenty-seven thousand, eight hundred sixty-one".